About the Execution of LTSMin+red for ViralEpidemic-PT-S16D2C4A03
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 9575.964 | 3600000.00 | 3964814.00 | 11286.90 | FTF????????T??F? | 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-171701111500412.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-S16D2C4A03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r544-smll-171701111500412
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 54M
-rw-r--r-- 1 mcc users 7.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 56K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K 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 5.2K May 19 07:18 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 19 16:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 19 07:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 19:32 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 12 07:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 121K Apr 12 07:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 12 06:10 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 100K Apr 12 06:10 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K 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 54M 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-S16D2C4A03-LTLFireability-00
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-01
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-02
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-03
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-04
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-05
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-06
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-07
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-08
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-09
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-10
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-11
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-12
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-13
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-14
FORMULA_NAME ViralEpidemic-PT-S16D2C4A03-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717312804355
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-S16D2C4A03
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 07:20:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-02 07:20:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 07:20:09] [INFO ] Load time of PNML (sax parser for PT used): 2876 ms
[2024-06-02 07:20:09] [INFO ] Transformed 78643 places.
[2024-06-02 07:20:09] [INFO ] Transformed 144177 transitions.
[2024-06-02 07:20:09] [INFO ] Parsed PT model containing 78643 places and 144177 transitions and 353889 arcs in 3457 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 150 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ViralEpidemic-PT-S16D2C4A03-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ViralEpidemic-PT-S16D2C4A03-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 60 out of 78643 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 78643/78643 places, 144177/144177 transitions.
Discarding 4046 places :
Symmetric choice reduction at 0 with 4046 rule applications. Total rules 4046 place count 74597 transition count 79441
Iterating global reduction 0 with 4046 rules applied. Total rules applied 8092 place count 74597 transition count 79441
Discarding 4266 places :
Symmetric choice reduction at 0 with 4266 rule applications. Total rules 12358 place count 70331 transition count 70909
Iterating global reduction 0 with 4266 rules applied. Total rules applied 16624 place count 70331 transition count 70909
Applied a total of 16624 rules in 84559 ms. Remains 70331 /78643 variables (removed 8312) and now considering 70909/144177 (removed 73268) transitions.
// Phase 1: matrix 70909 rows 70331 cols
[2024-06-02 07:21:43] [INFO ] Invariants computation overflowed in 8673 ms
[2024-06-02 07:22:25] [INFO ] Performed 2453/70331 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-02 07:22:55] [INFO ] Performed 6699/70331 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-02 07:23:25] [INFO ] Performed 11264/70331 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-02 07:23:55] [INFO ] Performed 16220/70331 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-02 07:23:55] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-02 07:23:55] [INFO ] Implicit Places using invariants in 140055 ms returned []
Implicit Place search using SMT only with invariants took 140111 ms to find 0 implicit places.
Running 70908 sub problems to find dead transitions.
// Phase 1: matrix 70909 rows 70331 cols
[2024-06-02 07:24:04] [INFO ] Invariants computation overflowed in 7448 ms
SMT process timed out in 618609ms, After SMT, problems are : Problem set: 0 solved, 70908 unsolved
Search for dead transitions found 0 dead transitions in 619814ms
Starting structural reductions in LTL mode, iteration 1 : 70331/78643 places, 70909/144177 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 844873 ms. Remains : 70331/78643 places, 70909/144177 transitions.
Support contains 60 out of 70331 places after structural reductions.
[2024-06-02 07:34:19] [INFO ] Flatten gal took : 3301 ms
[2024-06-02 07:34:22] [INFO ] Flatten gal took : 3004 ms
[2024-06-02 07:34:27] [INFO ] Input system was already deterministic with 70909 transitions.
RANDOM walk for 40000 steps (8 resets) in 32262 ms. (1 steps per ms) remains 6/29 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4476 ms. (8 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 4216 ms. (9 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3885 ms. (10 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3983 ms. (10 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3915 ms. (10 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 3879 ms. (10 steps per ms) remains 6/6 properties
// Phase 1: matrix 70909 rows 70331 cols
[2024-06-02 07:34:51] [INFO ] Invariants computation overflowed in 8469 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 48/64 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 126/190 variables, 55/71 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/190 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 836/1026 variables, 350/421 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1026 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 4047/5073 variables, 1837/2258 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/5073 variables, 0/2258 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SMT process timed out in 13790ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 16 out of 70331 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 70331/70331 places, 70909/70909 transitions.
Graph (complete) has 65638 edges and 70331 vertex of which 69 are kept as prefixes of interest. Removing 70262 places using SCC suffix rule.99 ms
Discarding 70262 places :
Also discarding 70786 output transitions
Drop transitions (Output transitions of discarded places.) removed 70786 transitions
Drop transitions (Empty/Sink Transition effects.) removed 61 transitions
Reduce isomorphic transitions removed 61 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 64 rules applied. Total rules applied 65 place count 69 transition count 59
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 68 place count 66 transition count 59
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 68 place count 66 transition count 51
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 84 place count 58 transition count 51
Discarding 14 places :
Symmetric choice reduction at 2 with 14 rule applications. Total rules 98 place count 44 transition count 37
Iterating global reduction 2 with 14 rules applied. Total rules applied 112 place count 44 transition count 37
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 116 place count 42 transition count 35
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 117 place count 41 transition count 34
Applied a total of 117 rules in 357 ms. Remains 41 /70331 variables (removed 70290) and now considering 34/70909 (removed 70875) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 357 ms. Remains : 41/70331 places, 34/70909 transitions.
RANDOM walk for 1213 steps (26 resets) in 20 ms. (57 steps per ms) remains 0/6 properties
Computed a total of 70331 stabilizing places and 70909 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 70331 transition count 70909
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' '!(X(X((G(F(p1))&&p0))))'
Support contains 4 out of 70331 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70331/70331 places, 70909/70909 transitions.
Discarding 49 places :
Symmetric choice reduction at 0 with 49 rule applications. Total rules 49 place count 70282 transition count 70804
Iterating global reduction 0 with 49 rules applied. Total rules applied 98 place count 70282 transition count 70804
Applied a total of 98 rules in 40387 ms. Remains 70282 /70331 variables (removed 49) and now considering 70804/70909 (removed 105) transitions.
// Phase 1: matrix 70804 rows 70282 cols
[2024-06-02 07:35:46] [INFO ] Invariants computation overflowed in 8496 ms
[2024-06-02 07:36:26] [INFO ] Performed 2814/70282 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-02 07:36:56] [INFO ] Performed 7584/70282 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-02 07:37:26] [INFO ] Performed 12063/70282 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-02 07:37:56] [INFO ] Performed 16523/70282 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-02 07:37:56] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-02 07:37:56] [INFO ] Implicit Places using invariants in 139140 ms returned []
Implicit Place search using SMT only with invariants took 139147 ms to find 0 implicit places.
Running 70803 sub problems to find dead transitions.
// Phase 1: matrix 70804 rows 70282 cols
[2024-06-02 07:38:07] [INFO ] Invariants computation overflowed in 8899 ms
SMT process timed out in 639212ms, After SMT, problems are : Problem set: 0 solved, 70803 unsolved
Search for dead transitions found 0 dead transitions in 640334ms
Starting structural reductions in LTL mode, iteration 1 : 70282/70331 places, 70804/70909 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 820002 ms. Remains : 70282/70331 places, 70804/70909 transitions.
Stuttering acceptance computed with spot in 483 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true, (NOT p1), (NOT p1)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A03-LTLFireability-00
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 15 ms.
FORMULA ViralEpidemic-PT-S16D2C4A03-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ViralEpidemic-PT-S16D2C4A03-LTLFireability-00 finished in 820827 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((G(p1)||p0))))'
Support contains 4 out of 70331 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70331/70331 places, 70909/70909 transitions.
Graph (complete) has 65638 edges and 70331 vertex of which 64 are kept as prefixes of interest. Removing 70267 places using SCC suffix rule.90 ms
Discarding 70267 places :
Also discarding 70770 output transitions
Drop transitions (Output transitions of discarded places.) removed 70770 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 0 with 25 rules applied. Total rules applied 26 place count 63 transition count 113
Discarding 39 places :
Symmetric choice reduction at 1 with 39 rule applications. Total rules 65 place count 24 transition count 35
Iterating global reduction 1 with 39 rules applied. Total rules applied 104 place count 24 transition count 35
Applied a total of 104 rules in 218 ms. Remains 24 /70331 variables (removed 70307) and now considering 35/70909 (removed 70874) transitions.
// Phase 1: matrix 35 rows 24 cols
[2024-06-02 07:48:38] [INFO ] Computed 0 invariants in 1 ms
[2024-06-02 07:48:38] [INFO ] Implicit Places using invariants in 31 ms returned []
[2024-06-02 07:48:38] [INFO ] Invariant cache hit.
[2024-06-02 07:48:38] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
[2024-06-02 07:48:38] [INFO ] Redundant transitions in 27 ms returned [5, 9, 17, 23, 27]
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 20 sub problems to find dead transitions.
// Phase 1: matrix 30 rows 24 cols
[2024-06-02 07:48:38] [INFO ] Computed 0 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 26/46 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (OVERLAPS) 4/50 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/50 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (OVERLAPS) 2/52 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/52 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 0/52 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 52/54 variables, and 23 constraints, problems are : Problem set: 0 solved, 20 unsolved in 351 ms.
Refiners :[State Equation: 23/24 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (OVERLAPS) 26/46 variables, 20/20 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 20/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/46 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 4/50 variables, 2/42 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/50 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (OVERLAPS) 2/52 variables, 1/43 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/52 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 0/52 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 52/54 variables, and 43 constraints, problems are : Problem set: 0 solved, 20 unsolved in 344 ms.
Refiners :[State Equation: 23/24 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 0/0 constraints]
After SMT, in 714ms problems are : Problem set: 0 solved, 20 unsolved
Search for dead transitions found 0 dead transitions in 714ms
Starting structural reductions in SI_LTL mode, iteration 1 : 24/70331 places, 30/70909 transitions.
Graph (complete) has 12 edges and 24 vertex of which 19 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.1 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 2 ms. Remains 19 /24 variables (removed 5) and now considering 25/30 (removed 5) transitions.
// Phase 1: matrix 25 rows 19 cols
[2024-06-02 07:48:39] [INFO ] Computed 0 invariants in 0 ms
[2024-06-02 07:48:39] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-06-02 07:48:39] [INFO ] Invariant cache hit.
[2024-06-02 07:48:39] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/70331 places, 25/70909 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1115 ms. Remains : 19/70331 places, 25/70909 transitions.
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A03-LTLFireability-01
Product exploration explored 100000 steps with 2928 reset in 364 ms.
Product exploration explored 100000 steps with 2929 reset in 212 ms.
Computed a total of 19 stabilizing places and 25 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 19 transition count 25
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 p1 p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X p1)), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 24 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A03-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A03-LTLFireability-01 finished in 1917 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)||(X(G(p1))&&F(p2))))'
Support contains 4 out of 70331 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70331/70331 places, 70909/70909 transitions.
Discarding 50 places :
Symmetric choice reduction at 0 with 50 rule applications. Total rules 50 place count 70281 transition count 70817
Iterating global reduction 0 with 50 rules applied. Total rules applied 100 place count 70281 transition count 70817
Applied a total of 100 rules in 36381 ms. Remains 70281 /70331 variables (removed 50) and now considering 70817/70909 (removed 92) transitions.
// Phase 1: matrix 70817 rows 70281 cols
[2024-06-02 07:49:21] [INFO ] Invariants computation overflowed in 5342 ms
[2024-06-02 07:50:02] [INFO ] Performed 2755/70281 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-02 07:50:32] [INFO ] Performed 7723/70281 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-02 07:51:02] [INFO ] Performed 12733/70281 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-02 07:51:32] [INFO ] Performed 17369/70281 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-02 07:51:32] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-02 07:51:32] [INFO ] Implicit Places using invariants in 135809 ms returned []
Implicit Place search using SMT only with invariants took 135815 ms to find 0 implicit places.
Running 70816 sub problems to find dead transitions.
// Phase 1: matrix 70817 rows 70281 cols
[2024-06-02 07:51:39] [INFO ] Invariants computation overflowed in 6035 ms
SMT process timed out in 621067ms, After SMT, problems are : Problem set: 0 solved, 70816 unsolved
Search for dead transitions found 0 dead transitions in 621970ms
Starting structural reductions in LTL mode, iteration 1 : 70281/70331 places, 70817/70909 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 794247 ms. Remains : 70281/70331 places, 70817/70909 transitions.
Stuttering acceptance computed with spot in 391 ms :[true, (OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p1), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : ViralEpidemic-PT-S16D2C4A03-LTLFireability-02
Product exploration timeout after 14350 steps with 1 reset in 10004 ms.
Product exploration timeout after 13290 steps with 1 reset in 10001 ms.
Computed a total of 70281 stabilizing places and 70817 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 70281 transition count 70817
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 p1 p2 (NOT p0)), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 p1))), (X p1), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND p2 p1)), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND p2 p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT p0))), (F (G p1)), (F (G p2)), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 30 factoid took 206 ms. Reduced automaton from 7 states, 22 edges and 3 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[true, (NOT p1)]
RANDOM walk for 40002 steps (8 resets) in 27745 ms. (1 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 5493 ms. (7 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 93217 steps, run timeout after 24011 ms. (steps per millisecond=3 ) properties seen :0 out of 1
Probabilistic random walk after 93217 steps, saw 92314 distinct states, run finished after 24017 ms. (steps per millisecond=3 ) properties seen :0
// Phase 1: matrix 70817 rows 70281 cols
[2024-06-02 08:14:45] [INFO ] Invariants computation overflowed in 5226 ms
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) 23/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 88/115 variables, 36/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 543/658 variables, 248/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/658 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1289/1947 variables, 502/790 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1947 variables, 0/790 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10305/141098 variables, and 4708 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4127 ms.
Refiners :[State Equation: 4708/70281 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) 23/27 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/27 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 88/115 variables, 36/40 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 1/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 543/658 variables, 248/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/658 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1289/1947 variables, 502/791 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1947 variables, 0/791 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10305/141098 variables, and 4709 constraints, problems are : Problem set: 0 solved, 1 unsolved in 4135 ms.
Refiners :[State Equation: 4708/70281 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 13643ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 486 steps, including 0 resets, run visited all 1 properties in 104 ms. (steps per millisecond=4 )
Parikh walk visited 1 properties in 139 ms.
Knowledge obtained : [(AND p1 p2 (NOT p0)), (X p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) p1)), (X (NOT (AND p0 p1))), (X p1), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (AND p2 p1)), (X (NOT (AND p0 p2 p1))), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p0) p2 p1)), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND p0 p1)))), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (AND p2 p1))), (X (X (NOT (AND p0 p2 p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p0) p2 p1))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT p0))), (F (G p1)), (F (G p2)), (F (G (NOT p0)))]
False Knowledge obtained : [(F (NOT p1))]
Property proved to be false thanks to negative knowledge :(F (NOT p1))
Knowledge based reduction with 30 factoid took 232 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ViralEpidemic-PT-S16D2C4A03-LTLFireability-02 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ViralEpidemic-PT-S16D2C4A03-LTLFireability-02 finished in 1574040 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)||F(p3)))))'
Support contains 7 out of 70331 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70331/70331 places, 70909/70909 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 70283 transition count 70806
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 70283 transition count 70806
Applied a total of 96 rules in 40895 ms. Remains 70283 /70331 variables (removed 48) and now considering 70806/70909 (removed 103) transitions.
// Phase 1: matrix 70806 rows 70283 cols
[2024-06-02 08:15:38] [INFO ] Invariants computation overflowed in 3154 ms
[2024-06-02 08:16:18] [INFO ] Performed 2618/70283 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-06-02 08:16:48] [INFO ] Performed 6967/70283 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2024-06-02 08:17:18] [INFO ] Performed 11490/70283 implicitness test of which 0 returned IMPLICIT in 90 seconds.
[2024-06-02 08:17:48] [INFO ] Performed 16188/70283 implicitness test of which 0 returned IMPLICIT in 120 seconds.
[2024-06-02 08:17:48] [INFO ] Timeout of Implicit test with SMT after 120 seconds.
[2024-06-02 08:17:48] [INFO ] Implicit Places using invariants in 133068 ms returned []
Implicit Place search using SMT only with invariants took 133069 ms to find 0 implicit places.
Running 70805 sub problems to find dead transitions.
// Phase 1: matrix 70806 rows 70283 cols
[2024-06-02 08:17:52] [INFO ] Invariants computation overflowed in 3055 ms
BK_TIME_CONFINEMENT_REACHED
--------------------
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-S16D2C4A03"
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-S16D2C4A03, 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-171701111500412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ViralEpidemic-PT-S16D2C4A03.tgz
mv ViralEpidemic-PT-S16D2C4A03 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 ;