About the Execution of LTSMin+red for ViralEpidemic-PT-S16D2C4A02
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1012.176 | 688147.00 | 830745.00 | 2053.60 | FFTTFTFFTFFFTTFT | 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.r544-smll-171701111500404.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is ViralEpidemic-PT-S16D2C4A02, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r544-smll-171701111500404
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.7M
-rw-r--r-- 1 mcc users 13K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 78K 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 4.4K May 19 07:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 19 07:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 19:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 12 04:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 141K Apr 12 04:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 12 04:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 83K Apr 12 04:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 08:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K 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 3.2M May 18 16:43 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 ViralEpidemic-PT-S16D2C4A02-LTLFireability-00
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-01
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-02
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-03
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-04
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-05
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-06
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-07
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-08
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-09
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-10
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-11
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-12
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-13
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-14
FORMULA_NAME ViralEpidemic-PT-S16D2C4A02-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717310882053
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ViralEpidemic-PT-S16D2C4A02
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 06:48:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-02 06:48:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 06:48:04] [INFO ] Load time of PNML (sax parser for PT used): 693 ms
[2024-06-02 06:48:04] [INFO ] Transformed 4915 places.
[2024-06-02 06:48:04] [INFO ] Transformed 9009 transitions.
[2024-06-02 06:48:05] [INFO ] Parsed PT model containing 4915 places and 9009 transitions and 22113 arcs in 1082 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 27 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 64 out of 4915 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 4915/4915 places, 9009/9009 transitions.
Discarding 4050 places :
Symmetric choice reduction at 0 with 4050 rule applications. Total rules 4050 place count 865 transition count 896
Iterating global reduction 0 with 4050 rules applied. Total rules applied 8100 place count 865 transition count 896
Applied a total of 8100 rules in 831 ms. Remains 865 /4915 variables (removed 4050) and now considering 896/9009 (removed 8113) transitions.
// Phase 1: matrix 896 rows 865 cols
[2024-06-02 06:48:06] [INFO ] Computed 1 invariants in 74 ms
[2024-06-02 06:48:07] [INFO ] Implicit Places using invariants in 1179 ms returned []
[2024-06-02 06:48:07] [INFO ] Invariant cache hit.
[2024-06-02 06:48:08] [INFO ] Implicit Places using invariants and state equation in 1337 ms returned []
Implicit Place search using SMT with State Equation took 2565 ms to find 0 implicit places.
Running 895 sub problems to find dead transitions.
[2024-06-02 06:48:08] [INFO ] Invariant cache hit.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/864 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 895 unsolved
SMT process timed out in 30593ms, After SMT, problems are : Problem set: 0 solved, 895 unsolved
Search for dead transitions found 0 dead transitions in 30641ms
Starting structural reductions in LTL mode, iteration 1 : 865/4915 places, 896/9009 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 34092 ms. Remains : 865/4915 places, 896/9009 transitions.
Support contains 64 out of 865 places after structural reductions.
[2024-06-02 06:48:40] [INFO ] Flatten gal took : 251 ms
[2024-06-02 06:48:40] [INFO ] Flatten gal took : 97 ms
[2024-06-02 06:48:40] [INFO ] Input system was already deterministic with 896 transitions.
Support contains 62 out of 865 places (down from 64) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 31 to 29
RANDOM walk for 40005 steps (43 resets) in 2599 ms. (15 steps per ms) remains 1/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 768 ms. (52 steps per ms) remains 1/1 properties
[2024-06-02 06:48:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 861/865 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/865 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 896/1761 variables, 865/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1761 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/1761 variables, 0/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1761/1761 variables, and 866 constraints, problems are : Problem set: 0 solved, 1 unsolved in 739 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 865/865 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 861/865 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/865 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 896/1761 variables, 865/866 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1761 variables, 1/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1761 variables, 0/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/1761 variables, 0/867 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1761/1761 variables, and 867 constraints, problems are : Problem set: 0 solved, 1 unsolved in 706 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 865/865 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1468ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 71 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=23 )
Parikh walk visited 1 properties in 23 ms.
Computed a total of 865 stabilizing places and 896 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 865 transition count 896
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((p0||G(p1)||G(p2))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 64 are kept as prefixes of interest. Removing 801 places using SCC suffix rule.9 ms
Discarding 801 places :
Also discarding 771 output transitions
Drop transitions (Output transitions of discarded places.) removed 771 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 16 place count 63 transition count 109
Discarding 37 places :
Symmetric choice reduction at 1 with 37 rule applications. Total rules 53 place count 26 transition count 35
Iterating global reduction 1 with 37 rules applied. Total rules applied 90 place count 26 transition count 35
Applied a total of 90 rules in 61 ms. Remains 26 /865 variables (removed 839) and now considering 35/896 (removed 861) transitions.
// Phase 1: matrix 35 rows 26 cols
[2024-06-02 06:48:43] [INFO ] Computed 0 invariants in 1 ms
[2024-06-02 06:48:43] [INFO ] Implicit Places using invariants in 36 ms returned []
[2024-06-02 06:48:43] [INFO ] Invariant cache hit.
[2024-06-02 06:48:43] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
[2024-06-02 06:48:43] [INFO ] Redundant transitions in 22 ms returned [6, 17, 34]
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 22 sub problems to find dead transitions.
// Phase 1: matrix 32 rows 26 cols
[2024-06-02 06:48:43] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 27/48 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (OVERLAPS) 6/54 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/54 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 2/56 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/56 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (OVERLAPS) 0/56 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 56/58 variables, and 25 constraints, problems are : Problem set: 0 solved, 22 unsolved in 407 ms.
Refiners :[State Equation: 25/26 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 27/48 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/48 variables, 22/43 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/48 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 6/54 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 6 (OVERLAPS) 2/56 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/56 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 8 (OVERLAPS) 0/56 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 56/58 variables, and 47 constraints, problems are : Problem set: 0 solved, 22 unsolved in 360 ms.
Refiners :[State Equation: 25/26 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints]
After SMT, in 780ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 781ms
Starting structural reductions in SI_LTL mode, iteration 1 : 26/865 places, 32/896 transitions.
Graph (complete) has 12 edges and 26 vertex of which 23 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 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 3 ms. Remains 23 /26 variables (removed 3) and now considering 29/32 (removed 3) transitions.
// Phase 1: matrix 29 rows 23 cols
[2024-06-02 06:48:44] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 06:48:44] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-06-02 06:48:44] [INFO ] Invariant cache hit.
[2024-06-02 06:48:44] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 73 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 23/865 places, 29/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1032 ms. Remains : 23/865 places, 29/896 transitions.
Stuttering acceptance computed with spot in 262 ms :[(AND (NOT p1) (NOT p0) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-00
Stuttering criterion allowed to conclude after 20 steps with 0 reset in 3 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-00 finished in 1395 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)&&G((X(X(G(p1)))&&(p1||X(p2))))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 175 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-02 06:48:44] [INFO ] Computed 1 invariants in 30 ms
[2024-06-02 06:48:45] [INFO ] Implicit Places using invariants in 562 ms returned []
[2024-06-02 06:48:45] [INFO ] Invariant cache hit.
[2024-06-02 06:48:46] [INFO ] Implicit Places using invariants and state equation in 1161 ms returned []
Implicit Place search using SMT with State Equation took 1730 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-02 06:48:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/1620 variables, and 1 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30048 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 810 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 809/1620 variables, and 1 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/809 constraints, PredecessorRefiner: 0/810 constraints, Known Traps: 0/0 constraints]
After SMT, in 60361ms problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 60380ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62290 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 281 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p2) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-01
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-01 finished in 62599 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(!p0)))||(F(p0)&&p2))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 96 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-02 06:49:47] [INFO ] Computed 1 invariants in 13 ms
[2024-06-02 06:49:48] [INFO ] Implicit Places using invariants in 550 ms returned []
[2024-06-02 06:49:48] [INFO ] Invariant cache hit.
[2024-06-02 06:49:49] [INFO ] Implicit Places using invariants and state equation in 1258 ms returned []
Implicit Place search using SMT with State Equation took 1811 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-02 06:49:49] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/1615 variables, and 1 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/807 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
SMT process timed out in 60267ms, After SMT, problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 60278ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62188 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 144 ms :[true, (AND p0 (NOT p1) (NOT p2)), (AND p0 (NOT p1)), (AND p0 (NOT p1) (NOT p2))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 1384 ms.
Product exploration explored 100000 steps with 50000 reset in 1375 ms.
Computed a total of 807 stabilizing places and 808 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 807 transition count 808
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 (NOT p0) p1 (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p2) p0 (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p1)), (F (G (NOT p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 29 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-02 finished in 65512 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)))'
Support contains 2 out of 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 27 are kept as prefixes of interest. Removing 838 places using SCC suffix rule.2 ms
Discarding 838 places :
Also discarding 839 output transitions
Drop transitions (Output transitions of discarded places.) removed 839 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 26 transition count 46
Discarding 16 places :
Symmetric choice reduction at 1 with 16 rule applications. Total rules 27 place count 10 transition count 14
Iterating global reduction 1 with 16 rules applied. Total rules applied 43 place count 10 transition count 14
Applied a total of 43 rules in 12 ms. Remains 10 /865 variables (removed 855) and now considering 14/896 (removed 882) transitions.
// Phase 1: matrix 14 rows 10 cols
[2024-06-02 06:50:52] [INFO ] Computed 0 invariants in 1 ms
[2024-06-02 06:50:52] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-02 06:50:52] [INFO ] Invariant cache hit.
[2024-06-02 06:50:52] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2024-06-02 06:50:52] [INFO ] Redundant transitions in 16 ms returned [6, 13]
Found 2 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
Running 7 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 10 cols
[2024-06-02 06:50:52] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2/20 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/22 variables, and 9 constraints, problems are : Problem set: 0 solved, 7 unsolved in 109 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/18 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 2/20 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 7 unsolved in 112 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 225ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 225ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/865 places, 12/896 transitions.
Graph (complete) has 4 edges and 10 vertex of which 8 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 8 cols
[2024-06-02 06:50:53] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 06:50:53] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-06-02 06:50:53] [INFO ] Invariant cache hit.
[2024-06-02 06:50:53] [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.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/865 places, 10/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 371 ms. Remains : 8/865 places, 10/896 transitions.
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-03
Product exploration explored 100000 steps with 7790 reset in 182 ms.
Product exploration explored 100000 steps with 7749 reset in 202 ms.
Computed a total of 8 stabilizing places and 10 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 8 transition count 10
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), (F (G p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 15 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-03 finished in 902 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((p1 U X(p2)))&&p0)))'
Support contains 8 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 54 places :
Symmetric choice reduction at 0 with 54 rule applications. Total rules 54 place count 811 transition count 814
Iterating global reduction 0 with 54 rules applied. Total rules applied 108 place count 811 transition count 814
Applied a total of 108 rules in 46 ms. Remains 811 /865 variables (removed 54) and now considering 814/896 (removed 82) transitions.
// Phase 1: matrix 814 rows 811 cols
[2024-06-02 06:50:53] [INFO ] Computed 1 invariants in 10 ms
[2024-06-02 06:50:54] [INFO ] Implicit Places using invariants in 706 ms returned []
[2024-06-02 06:50:54] [INFO ] Invariant cache hit.
[2024-06-02 06:50:55] [INFO ] Implicit Places using invariants and state equation in 1176 ms returned []
Implicit Place search using SMT with State Equation took 1894 ms to find 0 implicit places.
Running 813 sub problems to find dead transitions.
[2024-06-02 06:50:55] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 1 (OVERLAPS) 1/811 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 813 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 811/1625 variables, and 1 constraints, problems are : Problem set: 0 solved, 813 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/811 constraints, PredecessorRefiner: 813/813 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 813 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/810 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 1 (OVERLAPS) 1/811 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 813 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 811/1625 variables, and 1 constraints, problems are : Problem set: 0 solved, 813 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/811 constraints, PredecessorRefiner: 0/813 constraints, Known Traps: 0/0 constraints]
After SMT, in 60258ms problems are : Problem set: 0 solved, 813 unsolved
Search for dead transitions found 0 dead transitions in 60275ms
Starting structural reductions in LTL mode, iteration 1 : 811/865 places, 814/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62220 ms. Remains : 811/865 places, 814/896 transitions.
Stuttering acceptance computed with spot in 245 ms :[(NOT p2), (NOT p2), (NOT p2), (OR (NOT p0) (NOT p2)), (OR (NOT p2) (NOT p0)), true]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-04 finished in 62489 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||G(p1)||F(p2))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 47 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-02 06:51:56] [INFO ] Computed 1 invariants in 9 ms
[2024-06-02 06:51:57] [INFO ] Implicit Places using invariants in 707 ms returned []
[2024-06-02 06:51:57] [INFO ] Invariant cache hit.
[2024-06-02 06:51:58] [INFO ] Implicit Places using invariants and state equation in 1304 ms returned []
Implicit Place search using SMT with State Equation took 2015 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-02 06:51:58] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/1620 variables, and 1 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 810 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/809 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 3 (OVERLAPS) 811/1620 variables, 809/810 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1620 variables, 810/1620 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1620/1620 variables, and 1620 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 809/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
After SMT, in 60246ms problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 60258ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62324 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 167 ms :[(NOT p2), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 1155 ms.
Product exploration explored 100000 steps with 50000 reset in 1333 ms.
Computed a total of 809 stabilizing places and 811 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 809 transition count 811
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 (NOT p2) p1 p0), (X (NOT p2)), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p2))), (X (X p1)), (X (X (AND p1 (NOT p2)))), (F (G (NOT p2))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 13 factoid took 20 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-05 finished in 65365 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 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 43 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-02 06:53:01] [INFO ] Computed 1 invariants in 9 ms
[2024-06-02 06:53:02] [INFO ] Implicit Places using invariants in 651 ms returned []
[2024-06-02 06:53:02] [INFO ] Invariant cache hit.
[2024-06-02 06:53:03] [INFO ] Implicit Places using invariants and state equation in 1184 ms returned []
Implicit Place search using SMT with State Equation took 1838 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-02 06:53:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/1620 variables, and 1 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 810 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/809 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 3 (OVERLAPS) 811/1620 variables, 809/810 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1620/1620 variables, and 1620 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 809/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
After SMT, in 60241ms problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 60251ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62134 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 298 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-06
Stuttering criterion allowed to conclude after 1958 steps with 4 reset in 37 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-06 finished in 62491 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&&(G(p1)||X(G(p2))))))'
Support contains 6 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 56 place count 809 transition count 811
Iterating global reduction 0 with 56 rules applied. Total rules applied 112 place count 809 transition count 811
Applied a total of 112 rules in 45 ms. Remains 809 /865 variables (removed 56) and now considering 811/896 (removed 85) transitions.
// Phase 1: matrix 811 rows 809 cols
[2024-06-02 06:54:04] [INFO ] Computed 1 invariants in 9 ms
[2024-06-02 06:54:04] [INFO ] Implicit Places using invariants in 655 ms returned []
[2024-06-02 06:54:04] [INFO ] Invariant cache hit.
[2024-06-02 06:54:06] [INFO ] Implicit Places using invariants and state equation in 1183 ms returned []
Implicit Place search using SMT with State Equation took 1840 ms to find 0 implicit places.
Running 810 sub problems to find dead transitions.
[2024-06-02 06:54:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 809/1620 variables, and 1 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 810 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/808 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 1 (OVERLAPS) 1/809 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/809 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 3 (OVERLAPS) 811/1620 variables, 809/810 constraints. Problems are: Problem set: 0 solved, 810 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1620 variables, 810/1620 constraints. Problems are: Problem set: 0 solved, 810 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1620/1620 variables, and 1620 constraints, problems are : Problem set: 0 solved, 810 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 809/809 constraints, PredecessorRefiner: 810/810 constraints, Known Traps: 0/0 constraints]
After SMT, in 60241ms problems are : Problem set: 0 solved, 810 unsolved
Search for dead transitions found 0 dead transitions in 60252ms
Starting structural reductions in LTL mode, iteration 1 : 809/865 places, 811/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62140 ms. Remains : 809/865 places, 811/896 transitions.
Stuttering acceptance computed with spot in 223 ms :[true, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-07
Entered a terminal (fully accepting) state of product in 3949 steps with 5 reset in 74 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-07 finished in 62458 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(F((G(F(!p0))||(F(!p0)&&p1)))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 45 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-02 06:55:06] [INFO ] Computed 1 invariants in 8 ms
[2024-06-02 06:55:07] [INFO ] Implicit Places using invariants in 665 ms returned []
[2024-06-02 06:55:07] [INFO ] Invariant cache hit.
[2024-06-02 06:55:08] [INFO ] Implicit Places using invariants and state equation in 1120 ms returned []
Implicit Place search using SMT with State Equation took 1796 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-02 06:55:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/1615 variables, and 1 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/807 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 3 (OVERLAPS) 808/1615 variables, 807/808 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1615 variables, 807/1615 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1615/1615 variables, and 1615 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 807/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
After SMT, in 60251ms problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 60261ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62105 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 144 ms :[p0, p0, p0]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-08
Product exploration explored 100000 steps with 178 reset in 1953 ms.
Product exploration explored 100000 steps with 179 reset in 2162 ms.
Computed a total of 807 stabilizing places and 808 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 807 transition count 808
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 (NOT p1) (NOT p0)), (X (NOT p1)), (X (NOT p0)), (X (X (NOT p1))), (X (X (NOT p0))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 19 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-08 finished in 66739 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(F((X(F(p1))&&p0))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 48 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-02 06:56:13] [INFO ] Computed 1 invariants in 9 ms
[2024-06-02 06:56:14] [INFO ] Implicit Places using invariants in 635 ms returned []
[2024-06-02 06:56:14] [INFO ] Invariant cache hit.
[2024-06-02 06:56:15] [INFO ] Implicit Places using invariants and state equation in 1217 ms returned []
Implicit Place search using SMT with State Equation took 1856 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-02 06:56:15] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/1615 variables, and 1 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/807 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 3 (OVERLAPS) 808/1615 variables, 807/808 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1615 variables, 807/1615 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1615/1615 variables, and 1615 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 807/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
After SMT, in 60261ms problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 60275ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62182 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 112 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-11
Stuttering criterion allowed to conclude after 777 steps with 0 reset in 15 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-11 finished in 62326 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((X(p1)||p0))))'
Support contains 2 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 60 places :
Symmetric choice reduction at 0 with 60 rule applications. Total rules 60 place count 805 transition count 805
Iterating global reduction 0 with 60 rules applied. Total rules applied 120 place count 805 transition count 805
Applied a total of 120 rules in 37 ms. Remains 805 /865 variables (removed 60) and now considering 805/896 (removed 91) transitions.
// Phase 1: matrix 805 rows 805 cols
[2024-06-02 06:57:15] [INFO ] Computed 1 invariants in 7 ms
[2024-06-02 06:57:16] [INFO ] Implicit Places using invariants in 588 ms returned []
[2024-06-02 06:57:16] [INFO ] Invariant cache hit.
[2024-06-02 06:57:17] [INFO ] Implicit Places using invariants and state equation in 1111 ms returned []
Implicit Place search using SMT with State Equation took 1702 ms to find 0 implicit places.
Running 804 sub problems to find dead transitions.
[2024-06-02 06:57:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/804 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 1 (OVERLAPS) 1/805 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 805/1610 variables, and 1 constraints, problems are : Problem set: 0 solved, 804 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/805 constraints, PredecessorRefiner: 804/804 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 804 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/804 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 1 (OVERLAPS) 1/805 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/805 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 3 (OVERLAPS) 805/1610 variables, 805/806 constraints. Problems are: Problem set: 0 solved, 804 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1610 variables, 804/1610 constraints. Problems are: Problem set: 0 solved, 804 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1610/1610 variables, and 1610 constraints, problems are : Problem set: 0 solved, 804 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 805/805 constraints, PredecessorRefiner: 804/804 constraints, Known Traps: 0/0 constraints]
After SMT, in 60196ms problems are : Problem set: 0 solved, 804 unsolved
Search for dead transitions found 0 dead transitions in 60204ms
Starting structural reductions in LTL mode, iteration 1 : 805/865 places, 805/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61944 ms. Remains : 805/865 places, 805/896 transitions.
Stuttering acceptance computed with spot in 71 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-12
Product exploration explored 100000 steps with 125 reset in 1754 ms.
Product exploration explored 100000 steps with 126 reset in 1990 ms.
Computed a total of 805 stabilizing places and 805 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 805 transition count 805
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)), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (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 15 factoid took 18 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-12 finished in 66120 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&&X((!p0 U (p1||G(!p0))))))))'
Support contains 4 out of 865 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 58 place count 807 transition count 808
Iterating global reduction 0 with 58 rules applied. Total rules applied 116 place count 807 transition count 808
Applied a total of 116 rules in 42 ms. Remains 807 /865 variables (removed 58) and now considering 808/896 (removed 88) transitions.
// Phase 1: matrix 808 rows 807 cols
[2024-06-02 06:58:21] [INFO ] Computed 1 invariants in 8 ms
[2024-06-02 06:58:22] [INFO ] Implicit Places using invariants in 667 ms returned []
[2024-06-02 06:58:22] [INFO ] Invariant cache hit.
[2024-06-02 06:58:23] [INFO ] Implicit Places using invariants and state equation in 1201 ms returned []
Implicit Place search using SMT with State Equation took 1872 ms to find 0 implicit places.
Running 807 sub problems to find dead transitions.
[2024-06-02 06:58:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 807/1615 variables, and 1 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 807 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/806 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 1 (OVERLAPS) 1/807 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/807 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 807 unsolved
At refinement iteration 3 (OVERLAPS) 808/1615 variables, 807/808 constraints. Problems are: Problem set: 0 solved, 807 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1615/1615 variables, and 1615 constraints, problems are : Problem set: 0 solved, 807 unsolved in 30081 ms.
Refiners :[Generalized P Invariants (flows): 1/1 constraints, State Equation: 807/807 constraints, PredecessorRefiner: 807/807 constraints, Known Traps: 0/0 constraints]
After SMT, in 60287ms problems are : Problem set: 0 solved, 807 unsolved
Search for dead transitions found 0 dead transitions in 60296ms
Starting structural reductions in LTL mode, iteration 1 : 807/865 places, 808/896 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62214 ms. Remains : 807/865 places, 808/896 transitions.
Stuttering acceptance computed with spot in 191 ms :[p0, p0, (AND p0 (NOT p1))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-13
Product exploration explored 100000 steps with 186 reset in 1880 ms.
Product exploration explored 100000 steps with 176 reset in 2187 ms.
Computed a total of 807 stabilizing places and 808 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 807 transition count 808
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 (NOT p0) (NOT p1)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 39 ms. Reduced automaton from 3 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-13 finished in 66871 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)))'
Support contains 2 out of 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 24 are kept as prefixes of interest. Removing 841 places using SCC suffix rule.2 ms
Discarding 841 places :
Also discarding 842 output transitions
Drop transitions (Output transitions of discarded places.) removed 842 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 0 with 13 rules applied. Total rules applied 14 place count 23 transition count 40
Discarding 13 places :
Symmetric choice reduction at 1 with 13 rule applications. Total rules 27 place count 10 transition count 14
Iterating global reduction 1 with 13 rules applied. Total rules applied 40 place count 10 transition count 14
Applied a total of 40 rules in 7 ms. Remains 10 /865 variables (removed 855) and now considering 14/896 (removed 882) transitions.
// Phase 1: matrix 14 rows 10 cols
[2024-06-02 06:59:28] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 06:59:28] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-02 06:59:28] [INFO ] Invariant cache hit.
[2024-06-02 06:59:28] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-06-02 06:59:28] [INFO ] Redundant transitions in 14 ms returned [6, 13]
Found 2 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
Running 7 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 10 cols
[2024-06-02 06:59:28] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2/20 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/22 variables, and 9 constraints, problems are : Problem set: 0 solved, 7 unsolved in 106 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/18 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 2/20 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 7 unsolved in 121 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 232ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 232ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/865 places, 12/896 transitions.
Graph (complete) has 4 edges and 10 vertex of which 8 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 8 cols
[2024-06-02 06:59:28] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 06:59:28] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-06-02 06:59:28] [INFO ] Invariant cache hit.
[2024-06-02 06:59:29] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/865 places, 10/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 370 ms. Remains : 8/865 places, 10/896 transitions.
Stuttering acceptance computed with spot in 148 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-14
Stuttering criterion allowed to conclude after 12 steps with 0 reset in 0 ms.
FORMULA ViralEpidemic-PT-S16D2C4A02-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-14 finished in 538 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 865 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 865/865 places, 896/896 transitions.
Graph (complete) has 561 edges and 865 vertex of which 20 are kept as prefixes of interest. Removing 845 places using SCC suffix rule.3 ms
Discarding 845 places :
Also discarding 846 output transitions
Drop transitions (Output transitions of discarded places.) removed 846 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 32
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 27 place count 10 transition count 14
Iterating global reduction 1 with 9 rules applied. Total rules applied 36 place count 10 transition count 14
Applied a total of 36 rules in 7 ms. Remains 10 /865 variables (removed 855) and now considering 14/896 (removed 882) transitions.
// Phase 1: matrix 14 rows 10 cols
[2024-06-02 06:59:29] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 06:59:29] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-06-02 06:59:29] [INFO ] Invariant cache hit.
[2024-06-02 06:59:29] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-06-02 06:59:29] [INFO ] Redundant transitions in 14 ms returned [6, 13]
Found 2 redundant transitions using SMT.
Drop transitions (Redundant Transitions using SMT with State Equation) removed 2 transitions
Redundant transitions reduction (with SMT) removed 2 transitions.
Running 7 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 10 cols
[2024-06-02 06:59:29] [INFO ] Computed 0 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 2/18 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/18 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 2/20 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/22 variables, and 9 constraints, problems are : Problem set: 0 solved, 7 unsolved in 95 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (OVERLAPS) 2/18 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 2/20 variables, 1/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/22 variables, and 16 constraints, problems are : Problem set: 0 solved, 7 unsolved in 115 ms.
Refiners :[State Equation: 9/10 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
After SMT, in 214ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 214ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/865 places, 12/896 transitions.
Graph (complete) has 4 edges and 10 vertex of which 8 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Applied a total of 1 rules in 0 ms. Remains 8 /10 variables (removed 2) and now considering 10/12 (removed 2) transitions.
// Phase 1: matrix 10 rows 8 cols
[2024-06-02 06:59:29] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 06:59:29] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-06-02 06:59:29] [INFO ] Invariant cache hit.
[2024-06-02 06:59:29] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/865 places, 10/896 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 340 ms. Remains : 8/865 places, 10/896 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A02-LTLFireability-15
Product exploration explored 100000 steps with 6586 reset in 86 ms.
Product exploration explored 100000 steps with 6531 reset in 107 ms.
Computed a total of 8 stabilizing places and 10 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 8 transition count 10
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), (F (G p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 17 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-S16D2C4A02-LTLFireability-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A02-LTLFireability-15 finished in 637 ms.
All properties solved by simple procedures.
Total runtime 685839 ms.
ITS solved all properties within timeout
BK_STOP 1717311570200
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -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="ViralEpidemic-PT-S16D2C4A02"
export BK_EXAMINATION="LTLFireability"
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 ViralEpidemic-PT-S16D2C4A02, 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 r544-smll-171701111500404"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S16D2C4A02.tgz
mv ViralEpidemic-PT-S16D2C4A02 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 ;