About the Execution of GreatSPN+red for PermAdmissibility-COL-20
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 11483.199 | 682029.00 | 2162808.00 | 971.90 | TFTT?FFTFTFTTFFF | 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.r267-smll-171654405800140.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 greatspnxred
Input is PermAdmissibility-COL-20, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r267-smll-171654405800140
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-rw-r--r-- 1 mcc users 9.5K Apr 12 09:05 CTLCardinality.txt
-rw-r--r-- 1 mcc users 111K Apr 12 09:05 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Apr 12 09:03 CTLFireability.txt
-rw-r--r-- 1 mcc users 38K Apr 12 09:03 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.3K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:42 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 23 07:42 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Apr 23 07:42 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:42 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 09:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 12 09:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K Apr 12 09:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Apr 12 09:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:42 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:42 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_pt
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 5 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 54K 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 PermAdmissibility-COL-20-LTLFireability-00
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-01
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-02
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-03
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-04
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-05
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-06
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-07
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-08
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-09
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-10
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-11
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-12
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-13
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-14
FORMULA_NAME PermAdmissibility-COL-20-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1716672313070
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PermAdmissibility-COL-20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-25 21:25:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-05-25 21:25:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 21:25:15] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2024-05-25 21:25:15] [WARNING] Using fallBack plugin, rng conformance not checked
[2024-05-25 21:25:16] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1099 ms
[2024-05-25 21:25:16] [INFO ] Imported 40 HL places and 16 HL transitions for a total of 208 PT places and 1024.0 transition bindings in 41 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 16 ms.
Working with output stream class java.io.PrintStream
[2024-05-25 21:25:16] [INFO ] Built PT skeleton of HLPN with 40 places and 16 transitions 83 arcs in 6 ms.
[2024-05-25 21:25:16] [INFO ] Skeletonized 16 HLPN properties in 3 ms.
Initial state reduction rules removed 4 formulas.
FORMULA PermAdmissibility-COL-20-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PermAdmissibility-COL-20-LTLFireability-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PermAdmissibility-COL-20-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PermAdmissibility-COL-20-LTLFireability-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 40 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 40 transition count 16
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Remains 12 properties that can be checked using skeleton over-approximation.
Computed a total of 40 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 40 transition count 16
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Reduction of identical properties reduced properties to check from 17 to 16
RANDOM walk for 40020 steps (116 resets) in 309 ms. (129 steps per ms) remains 1/16 properties
BEST_FIRST walk for 1064 steps (0 resets) in 10 ms. (96 steps per ms) remains 0/1 properties
[2024-05-25 21:25:16] [INFO ] Flatten gal took : 30 ms
[2024-05-25 21:25:16] [INFO ] Flatten gal took : 9 ms
Symmetric sort wr.t. initial and guards and successors and join/free detected :input
Symmetric sort wr.t. initial detected :input
Symmetric sort wr.t. initial and guards detected :input
Applying symmetric unfolding of full symmetric sort :input domain size was 8
[2024-05-25 21:25:16] [INFO ] Unfolded HLPN to a Petri net with 40 places and 16 transitions 83 arcs in 20 ms.
[2024-05-25 21:25:16] [INFO ] Unfolded 12 HLPN properties in 0 ms.
Support contains 28 out of 40 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 40/40 places, 16/16 transitions.
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 32 transition count 16
Applied a total of 8 rules in 58 ms. Remains 32 /40 variables (removed 8) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 32 cols
[2024-05-25 21:25:17] [INFO ] Computed 16 invariants in 12 ms
[2024-05-25 21:25:17] [INFO ] Implicit Places using invariants in 251 ms returned []
[2024-05-25 21:25:17] [INFO ] Invariant cache hit.
[2024-05-25 21:25:17] [INFO ] Implicit Places using invariants and state equation in 88 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2024-05-25 21:25:17] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/48 variables, 32/48 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/48 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 48/48 variables, and 48 constraints, problems are : Problem set: 0 solved, 15 unsolved in 479 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/31 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 1/32 variables, 4/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/32 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 16/48 variables, 32/48 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/48 variables, 15/63 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/48 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 48/48 variables, and 63 constraints, problems are : Problem set: 0 solved, 15 unsolved in 410 ms.
Refiners :[Generalized P Invariants (flows): 16/16 constraints, State Equation: 32/32 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 928ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 943ms
Starting structural reductions in LTL mode, iteration 1 : 32/40 places, 16/16 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1521 ms. Remains : 32/40 places, 16/16 transitions.
Support contains 28 out of 32 places after structural reductions.
[2024-05-25 21:25:18] [INFO ] Flatten gal took : 6 ms
[2024-05-25 21:25:18] [INFO ] Flatten gal took : 6 ms
[2024-05-25 21:25:18] [INFO ] Input system was already deterministic with 16 transitions.
Reduction of identical properties reduced properties to check from 17 to 16
RANDOM walk for 40029 steps (116 resets) in 62 ms. (635 steps per ms) remains 1/16 properties
BEST_FIRST walk for 1352 steps (0 resets) in 10 ms. (122 steps per ms) remains 0/1 properties
FORMULA PermAdmissibility-COL-20-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 32 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 32 transition count 16
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Graph (complete) has 81 edges and 32 vertex of which 28 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Ensure Unique test removed 2 places
Applied a total of 1 rules in 24 ms. Remains 26 /32 variables (removed 6) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 26 cols
[2024-05-25 21:25:18] [INFO ] Computed 12 invariants in 5 ms
[2024-05-25 21:25:18] [INFO ] Implicit Places using invariants in 79 ms returned [4, 5, 6, 7, 12, 13, 14, 15, 16, 18]
[2024-05-25 21:25:18] [INFO ] Actually due to overlaps returned [4, 5, 12, 13, 14, 16]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 83 ms to find 6 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 20/32 places, 14/16 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 19 transition count 12
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 18 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 18 transition count 11
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 17 transition count 11
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 5 place count 16 transition count 10
Applied a total of 5 rules in 12 ms. Remains 16 /20 variables (removed 4) and now considering 10/14 (removed 4) transitions.
// Phase 1: matrix 10 rows 16 cols
[2024-05-25 21:25:18] [INFO ] Computed 6 invariants in 0 ms
[2024-05-25 21:25:19] [INFO ] Implicit Places using invariants in 40 ms returned [4, 5, 7, 8]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 41 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/32 places, 10/16 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 11 transition count 7
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 9 transition count 7
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 4 place count 9 transition count 5
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 8 place count 7 transition count 5
Applied a total of 8 rules in 3 ms. Remains 7 /12 variables (removed 5) and now considering 5/10 (removed 5) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-25 21:25:19] [INFO ] Computed 2 invariants in 1 ms
[2024-05-25 21:25:19] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-25 21:25:19] [INFO ] Invariant cache hit.
[2024-05-25 21:25:19] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 7/32 places, 5/16 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 212 ms. Remains : 7/32 places, 5/16 transitions.
Stuttering acceptance computed with spot in 199 ms :[(NOT p0)]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-00
Product exploration explored 100000 steps with 990 reset in 409 ms.
Product exploration explored 100000 steps with 990 reset in 241 ms.
Computed a total of 7 stabilizing places and 5 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 7 transition count 5
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 21 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PermAdmissibility-COL-20-LTLFireability-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PermAdmissibility-COL-20-LTLFireability-00 finished in 1222 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 9 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Graph (complete) has 81 edges and 32 vertex of which 28 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Ensure Unique test removed 2 places
Applied a total of 1 rules in 4 ms. Remains 26 /32 variables (removed 6) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 26 cols
[2024-05-25 21:25:20] [INFO ] Computed 12 invariants in 2 ms
[2024-05-25 21:25:20] [INFO ] Implicit Places using invariants in 86 ms returned [4, 5, 6, 7, 12, 13]
[2024-05-25 21:25:20] [INFO ] Actually due to overlaps returned [4, 5, 12, 13]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 88 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 22/32 places, 14/16 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 14/14 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 95 ms. Remains : 22/32 places, 14/16 transitions.
Stuttering acceptance computed with spot in 132 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-01
Stuttering criterion allowed to conclude after 280 steps with 0 reset in 1 ms.
FORMULA PermAdmissibility-COL-20-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PermAdmissibility-COL-20-LTLFireability-01 finished in 252 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(p0))||G(p1)))'
Support contains 4 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 16
Applied a total of 2 rules in 1 ms. Remains 30 /32 variables (removed 2) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 30 cols
[2024-05-25 21:25:20] [INFO ] Computed 14 invariants in 4 ms
[2024-05-25 21:25:20] [INFO ] Implicit Places using invariants in 82 ms returned [4, 6, 12, 13, 14, 15, 16, 18, 22, 23, 25, 26]
[2024-05-25 21:25:20] [INFO ] Actually due to overlaps returned [4, 12, 13, 14, 16, 22, 23]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 83 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/32 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 23 /23 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 85 ms. Remains : 23/32 places, 16/16 transitions.
Stuttering acceptance computed with spot in 121 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-02
Product exploration explored 100000 steps with 2219 reset in 311 ms.
Product exploration explored 100000 steps with 2243 reset in 246 ms.
Computed a total of 23 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 23 transition count 16
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 p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 284 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 844 steps (0 resets) in 8 ms. (93 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 11 factoid took 255 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 16 rows 23 cols
[2024-05-25 21:25:21] [INFO ] Computed 7 invariants in 1 ms
[2024-05-25 21:25:21] [INFO ] [Real]Absence check using 0 positive and 7 generalized place invariants in 4 ms returned sat
[2024-05-25 21:25:21] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2024-05-25 21:25:21] [INFO ] Computed and/alt/rep : 15/29/15 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-25 21:25:21] [INFO ] Added : 15 causal constraints over 3 iterations in 25 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 23 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 16/16 transitions.
Graph (complete) has 41 edges and 23 vertex of which 17 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.0 ms
Discarding 6 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 16 transition count 10
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 15 transition count 10
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 3 place count 15 transition count 9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 5 place count 14 transition count 9
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 13 transition count 8
Applied a total of 6 rules in 4 ms. Remains 13 /23 variables (removed 10) and now considering 8/16 (removed 8) transitions.
// Phase 1: matrix 8 rows 13 cols
[2024-05-25 21:25:21] [INFO ] Computed 5 invariants in 0 ms
[2024-05-25 21:25:22] [INFO ] Implicit Places using invariants in 39 ms returned [5, 8, 9]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 40 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/23 places, 8/16 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 9 transition count 5
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 7 transition count 5
Applied a total of 4 rules in 1 ms. Remains 7 /10 variables (removed 3) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-25 21:25:22] [INFO ] Computed 2 invariants in 0 ms
[2024-05-25 21:25:22] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-25 21:25:22] [INFO ] Invariant cache hit.
[2024-05-25 21:25:22] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/23 places, 5/16 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 98 ms. Remains : 7/23 places, 5/16 transitions.
Computed a total of 7 stabilizing places and 5 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 7 transition count 5
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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 110 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 256 steps (0 resets) in 4 ms. (51 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 114 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
[2024-05-25 21:25:22] [INFO ] Invariant cache hit.
[2024-05-25 21:25:22] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:22] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-25 21:25:22] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:22] [INFO ] Added : 4 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10273 reset in 131 ms.
Product exploration explored 100000 steps with 10238 reset in 189 ms.
Support contains 3 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 4
Applied a total of 2 rules in 2 ms. Remains 6 /7 variables (removed 1) and now considering 4/5 (removed 1) transitions.
// Phase 1: matrix 4 rows 6 cols
[2024-05-25 21:25:23] [INFO ] Computed 2 invariants in 0 ms
[2024-05-25 21:25:23] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-25 21:25:23] [INFO ] Invariant cache hit.
[2024-05-25 21:25:23] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-25 21:25:23] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2024-05-25 21:25:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/9 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/10 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 59 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/9 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1/10 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/10 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 11 constraints, problems are : Problem set: 0 solved, 3 unsolved in 74 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 137ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 138ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/7 places, 4/5 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 197 ms. Remains : 6/7 places, 4/5 transitions.
Treatment of property PermAdmissibility-COL-20-LTLFireability-02 finished in 3009 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(p1)))||F(p2)))'
Support contains 9 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 31 transition count 16
Applied a total of 1 rules in 2 ms. Remains 31 /32 variables (removed 1) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 31 cols
[2024-05-25 21:25:23] [INFO ] Computed 15 invariants in 1 ms
[2024-05-25 21:25:23] [INFO ] Implicit Places using invariants in 72 ms returned [5, 7, 12, 15, 16, 23, 24, 26, 27]
[2024-05-25 21:25:23] [INFO ] Actually due to overlaps returned [5, 12, 15, 23, 24]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 74 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 26/32 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 26 /26 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 77 ms. Remains : 26/32 places, 16/16 transitions.
Stuttering acceptance computed with spot in 138 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-04
Product exploration explored 100000 steps with 15111 reset in 119 ms.
Product exploration explored 100000 steps with 15096 reset in 109 ms.
Computed a total of 26 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 26 transition count 16
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 p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 20 factoid took 202 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p2), (NOT p2), (NOT p2)]
RANDOM walk for 172 steps (0 resets) in 6 ms. (24 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 20 factoid took 224 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p2), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 117 ms :[(NOT p2), (NOT p2), (NOT p2)]
// Phase 1: matrix 16 rows 26 cols
[2024-05-25 21:25:24] [INFO ] Computed 10 invariants in 1 ms
[2024-05-25 21:25:24] [INFO ] [Real]Absence check using 0 positive and 10 generalized place invariants in 4 ms returned sat
[2024-05-25 21:25:24] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-05-25 21:25:24] [INFO ] Computed and/alt/rep : 15/31/15 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-25 21:25:24] [INFO ] Added : 15 causal constraints over 3 iterations in 26 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 3 out of 26 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 26/26 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 26 /26 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2024-05-25 21:25:24] [INFO ] Invariant cache hit.
[2024-05-25 21:25:24] [INFO ] Implicit Places using invariants in 97 ms returned [6, 13, 21, 22]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 100 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/26 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 103 ms. Remains : 22/26 places, 16/16 transitions.
Computed a total of 22 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 22 transition count 16
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 : [(NOT p2), (X (X (NOT p2))), (F (G (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p2), (NOT p2), (NOT p2)]
RANDOM walk for 172 steps (0 resets) in 4 ms. (34 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p2), (X (X (NOT p2))), (F (G (NOT p2)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 107 ms :[(NOT p2), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 111 ms :[(NOT p2), (NOT p2), (NOT p2)]
// Phase 1: matrix 16 rows 22 cols
[2024-05-25 21:25:25] [INFO ] Computed 6 invariants in 3 ms
[2024-05-25 21:25:25] [INFO ] [Real]Absence check using 0 positive and 6 generalized place invariants in 3 ms returned sat
[2024-05-25 21:25:25] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2024-05-25 21:25:25] [INFO ] Computed and/alt/rep : 15/23/15 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-25 21:25:25] [INFO ] Added : 15 causal constraints over 3 iterations in 18 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 110 ms :[(NOT p2), (NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 15139 reset in 228 ms.
Product exploration explored 100000 steps with 15044 reset in 179 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 116 ms :[(NOT p2), (NOT p2), (NOT p2)]
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Graph (complete) has 35 edges and 22 vertex of which 6 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.1 ms
Discarding 16 places :
Also discarding 12 output transitions
Drop transitions (Output transitions of discarded places.) removed 12 transitions
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 6 transition count 4
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 2 place count 6 transition count 4
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 3 place count 6 transition count 4
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 5 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 5 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 5 rules in 4 ms. Remains 5 /22 variables (removed 17) and now considering 3/16 (removed 13) transitions.
[2024-05-25 21:25:26] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
// Phase 1: matrix 3 rows 5 cols
[2024-05-25 21:25:26] [INFO ] Computed 2 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem TDEAD1 is UNSAT
At refinement iteration 3 (OVERLAPS) 3/8 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 7 constraints, problems are : Problem set: 1 solved, 1 unsolved in 35 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/5 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/8 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 32 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 73ms problems are : Problem set: 1 solved, 1 unsolved
Search for dead transitions found 1 dead transitions in 73ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 5/22 places, 2/16 transitions.
Graph (complete) has 3 edges and 5 vertex of which 4 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 1 ms. Remains 4 /5 variables (removed 1) and now considering 2/2 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 4/22 places, 2/16 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 83 ms. Remains : 4/22 places, 2/16 transitions.
Support contains 3 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 22 /22 variables (removed 0) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 22 cols
[2024-05-25 21:25:26] [INFO ] Computed 6 invariants in 2 ms
[2024-05-25 21:25:26] [INFO ] Implicit Places using invariants in 51 ms returned [4, 5, 12, 14]
[2024-05-25 21:25:26] [INFO ] Actually due to overlaps returned [4, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 55 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/22 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 20/22 places, 16/16 transitions.
Treatment of property PermAdmissibility-COL-20-LTLFireability-04 finished in 3326 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 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Graph (complete) has 81 edges and 32 vertex of which 4 are kept as prefixes of interest. Removing 28 places using SCC suffix rule.1 ms
Discarding 28 places :
Also discarding 14 output transitions
Drop transitions (Output transitions of discarded places.) removed 14 transitions
Applied a total of 1 rules in 1 ms. Remains 4 /32 variables (removed 28) and now considering 2/16 (removed 14) transitions.
// Phase 1: matrix 2 rows 4 cols
[2024-05-25 21:25:26] [INFO ] Computed 2 invariants in 0 ms
[2024-05-25 21:25:26] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-25 21:25:26] [INFO ] Invariant cache hit.
[2024-05-25 21:25:26] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2024-05-25 21:25:26] [INFO ] Redundant transitions in 0 ms returned []
Running 1 sub problems to find dead transitions.
[2024-05-25 21:25:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/6 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/6 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 6/6 variables, and 6 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 4/4 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) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 1/4 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/4 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/6 variables, 4/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/6 variables, 1/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/6 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/6 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 6/6 variables, and 7 constraints, problems are : Problem set: 0 solved, 1 unsolved in 28 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 60ms problems are : Problem set: 0 solved, 1 unsolved
Search for dead transitions found 0 dead transitions in 60ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/32 places, 2/16 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 109 ms. Remains : 4/32 places, 2/16 transitions.
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-05
Stuttering criterion allowed to conclude after 40 steps with 0 reset in 0 ms.
FORMULA PermAdmissibility-COL-20-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PermAdmissibility-COL-20-LTLFireability-05 finished in 196 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(F(p0))||(p1&&X(F(p0))))))'
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 16
Applied a total of 2 rules in 2 ms. Remains 30 /32 variables (removed 2) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 30 cols
[2024-05-25 21:25:26] [INFO ] Computed 14 invariants in 1 ms
[2024-05-25 21:25:26] [INFO ] Implicit Places using invariants in 70 ms returned [4, 5, 6, 7, 12, 13, 14, 15, 23, 25]
[2024-05-25 21:25:26] [INFO ] Actually due to overlaps returned [4, 5, 12, 13, 14, 23]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 72 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/32 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 75 ms. Remains : 24/32 places, 16/16 transitions.
Stuttering acceptance computed with spot in 79 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-09
Product exploration explored 100000 steps with 50000 reset in 82 ms.
Product exploration explored 100000 steps with 50000 reset in 59 ms.
Computed a total of 24 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 24 transition count 16
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 p1), (X (OR (NOT p0) p1)), (X p0), (X (X p1)), (X (X (OR (NOT p0) p1))), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 16 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PermAdmissibility-COL-20-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PermAdmissibility-COL-20-LTLFireability-09 finished in 361 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 16
Applied a total of 2 rules in 1 ms. Remains 30 /32 variables (removed 2) and now considering 16/16 (removed 0) transitions.
[2024-05-25 21:25:27] [INFO ] Invariant cache hit.
[2024-05-25 21:25:27] [INFO ] Implicit Places using invariants in 66 ms returned [4, 6, 12, 13, 14, 15, 16, 18, 22, 23, 25, 26]
[2024-05-25 21:25:27] [INFO ] Actually due to overlaps returned [4, 12, 13, 14, 16, 22, 23]
Discarding 7 places :
Implicit Place search using SMT only with invariants took 70 ms to find 7 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 23/32 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 23 /23 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 72 ms. Remains : 23/32 places, 16/16 transitions.
Stuttering acceptance computed with spot in 85 ms :[true, p0, p0]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-10
Entered a terminal (fully accepting) state of product in 46 steps with 0 reset in 0 ms.
FORMULA PermAdmissibility-COL-20-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PermAdmissibility-COL-20-LTLFireability-10 finished in 172 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' '!(((!p0 U p1)||F(p2)))'
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Graph (complete) has 81 edges and 32 vertex of which 20 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.1 ms
Discarding 12 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Ensure Unique test removed 2 places
Applied a total of 1 rules in 4 ms. Remains 18 /32 variables (removed 14) and now considering 10/16 (removed 6) transitions.
// Phase 1: matrix 10 rows 18 cols
[2024-05-25 21:25:27] [INFO ] Computed 8 invariants in 1 ms
[2024-05-25 21:25:27] [INFO ] Implicit Places using invariants in 38 ms returned [8, 9, 12, 14]
[2024-05-25 21:25:27] [INFO ] Actually due to overlaps returned [8, 9, 12]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 40 ms to find 3 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/32 places, 10/16 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 14 transition count 8
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 13 transition count 8
Applied a total of 2 rules in 2 ms. Remains 13 /15 variables (removed 2) and now considering 8/10 (removed 2) transitions.
// Phase 1: matrix 8 rows 13 cols
[2024-05-25 21:25:27] [INFO ] Computed 5 invariants in 0 ms
[2024-05-25 21:25:27] [INFO ] Implicit Places using invariants in 31 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/32 places, 8/16 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 12 transition count 7
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 11 transition count 7
Applied a total of 2 rules in 1 ms. Remains 11 /12 variables (removed 1) and now considering 7/8 (removed 1) transitions.
// Phase 1: matrix 7 rows 11 cols
[2024-05-25 21:25:27] [INFO ] Computed 4 invariants in 1 ms
[2024-05-25 21:25:27] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-25 21:25:27] [INFO ] Invariant cache hit.
[2024-05-25 21:25:27] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 11/32 places, 7/16 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 131 ms. Remains : 11/32 places, 7/16 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-11
Product exploration explored 100000 steps with 7421 reset in 83 ms.
Product exploration explored 100000 steps with 7442 reset in 99 ms.
Computed a total of 11 stabilizing places and 7 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 11 transition count 7
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) (NOT p1) p0), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p2))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 612 ms. Reduced automaton from 2 states, 3 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 74 ms :[(NOT p2), (NOT p2)]
RANDOM walk for 340 steps (0 resets) in 6 ms. (48 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p2) (NOT p1) p0), (X (NOT p2)), (X (AND (NOT p1) p0 (NOT p2))), (X (NOT (AND (NOT p1) (NOT p0) (NOT p2)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0 (NOT p2)))), (X (X (NOT (AND (NOT p1) (NOT p0) (NOT p2))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p2))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 14 factoid took 648 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p2), (NOT p2)]
[2024-05-25 21:25:29] [INFO ] Invariant cache hit.
[2024-05-25 21:25:29] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:29] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:29] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:29] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-25 21:25:29] [INFO ] Computed and/alt/rep : 6/14/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:29] [INFO ] Added : 6 causal constraints over 2 iterations in 11 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 3 out of 11 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 7/7 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 7/7 (removed 0) transitions.
[2024-05-25 21:25:29] [INFO ] Invariant cache hit.
[2024-05-25 21:25:29] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-25 21:25:29] [INFO ] Invariant cache hit.
[2024-05-25 21:25:29] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2024-05-25 21:25:29] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2024-05-25 21:25:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/17 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 1/18 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (OVERLAPS) 0/18 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18/18 variables, and 15 constraints, problems are : Problem set: 0 solved, 6 unsolved in 106 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (OVERLAPS) 7/17 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 6/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 1/18 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/18 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 0/18 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18/18 variables, and 21 constraints, problems are : Problem set: 0 solved, 6 unsolved in 89 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints]
After SMT, in 200ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 200ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 260 ms. Remains : 11/11 places, 7/7 transitions.
Computed a total of 11 stabilizing places and 7 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 11 transition count 7
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 : [(NOT p2), (X (NOT p2)), (X (X (NOT p2))), (F (G (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 86 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p2), (NOT p2)]
RANDOM walk for 340 steps (0 resets) in 5 ms. (56 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p2), (X (NOT p2)), (X (X (NOT p2))), (F (G (NOT p2)))]
False Knowledge obtained : [(F p2)]
Knowledge based reduction with 4 factoid took 116 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 74 ms :[(NOT p2), (NOT p2)]
[2024-05-25 21:25:30] [INFO ] Invariant cache hit.
[2024-05-25 21:25:30] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:30] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:30] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:30] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:30] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2024-05-25 21:25:30] [INFO ] Computed and/alt/rep : 6/14/6 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:30] [INFO ] Added : 6 causal constraints over 2 iterations in 7 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 72 ms :[(NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 7427 reset in 87 ms.
Product exploration explored 100000 steps with 7466 reset in 98 ms.
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 7/7 transitions.
Reduce places removed 1 places and 1 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 9 transition count 5
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 8 transition count 5
Applied a total of 2 rules in 11 ms. Remains 8 /11 variables (removed 3) and now considering 5/7 (removed 2) transitions.
// Phase 1: matrix 5 rows 8 cols
[2024-05-25 21:25:30] [INFO ] Computed 3 invariants in 0 ms
[2024-05-25 21:25:30] [INFO ] Implicit Places using invariants in 32 ms returned [4]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 7/11 places, 5/7 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 47 ms. Remains : 7/11 places, 5/7 transitions.
Treatment of property PermAdmissibility-COL-20-LTLFireability-11 finished in 3168 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(G(p0))&&G(p1))))'
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 31 transition count 16
Applied a total of 1 rules in 1 ms. Remains 31 /32 variables (removed 1) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 31 cols
[2024-05-25 21:25:30] [INFO ] Computed 15 invariants in 5 ms
[2024-05-25 21:25:30] [INFO ] Implicit Places using invariants in 80 ms returned [4, 5, 6, 7, 12, 15, 16, 17, 19, 24, 26]
[2024-05-25 21:25:30] [INFO ] Actually due to overlaps returned [4, 5, 12, 15, 17, 24]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 82 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 25/32 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 25 /25 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 85 ms. Remains : 25/32 places, 16/16 transitions.
Stuttering acceptance computed with spot in 132 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PermAdmissibility-COL-20-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PermAdmissibility-COL-20-LTLFireability-13 finished in 235 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((X(!p1)&&p0))&&F(!p2)))'
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Ensure Unique test removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 30 transition count 16
Applied a total of 2 rules in 1 ms. Remains 30 /32 variables (removed 2) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 30 cols
[2024-05-25 21:25:30] [INFO ] Computed 14 invariants in 0 ms
[2024-05-25 21:25:30] [INFO ] Implicit Places using invariants in 71 ms returned [4, 5, 6, 7, 12, 13, 14, 15, 23, 25]
[2024-05-25 21:25:30] [INFO ] Actually due to overlaps returned [4, 5, 12, 13, 14, 23]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 73 ms to find 6 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 24/32 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 24 /24 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 74 ms. Remains : 24/32 places, 16/16 transitions.
Stuttering acceptance computed with spot in 163 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-14
Product exploration explored 100000 steps with 2274 reset in 123 ms.
Product exploration explored 100000 steps with 2357 reset in 141 ms.
Computed a total of 24 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 24 transition count 16
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) p2 p1), (X p2), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X p1), (X (X p2)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 463 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40016 steps (116 resets) in 28 ms. (1379 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (15 resets) in 259 ms. (153 steps per ms) remains 1/1 properties
// Phase 1: matrix 16 rows 24 cols
[2024-05-25 21:25:31] [INFO ] Computed 8 invariants in 1 ms
Problem apf3 is UNSAT
After SMT solving in domain Real declared 3/40 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 19 ms.
Refiners :[Generalized P Invariants (flows): 0/8 constraints, State Equation: 0/24 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 24ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X p1), (X (X p2)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1)), (G (OR (NOT p1) (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p2)), (F p0), (F (NOT (AND p1 (NOT p0))))]
Knowledge based reduction with 15 factoid took 290 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
[2024-05-25 21:25:32] [INFO ] Invariant cache hit.
[2024-05-25 21:25:32] [INFO ] [Real]Absence check using 0 positive and 8 generalized place invariants in 4 ms returned sat
[2024-05-25 21:25:32] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2024-05-25 21:25:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:32] [INFO ] [Nat]Absence check using 0 positive and 8 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:32] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-05-25 21:25:32] [INFO ] Computed and/alt/rep : 15/31/15 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-25 21:25:32] [INFO ] Added : 15 causal constraints over 3 iterations in 20 ms. Result :sat
Could not prove EG (NOT p0)
[2024-05-25 21:25:32] [INFO ] Invariant cache hit.
[2024-05-25 21:25:32] [INFO ] [Real]Absence check using 0 positive and 8 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:32] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2024-05-25 21:25:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:32] [INFO ] [Nat]Absence check using 0 positive and 8 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:32] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-05-25 21:25:32] [INFO ] Computed and/alt/rep : 15/31/15 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-25 21:25:32] [INFO ] Added : 15 causal constraints over 3 iterations in 15 ms. Result :sat
Could not prove EG p1
[2024-05-25 21:25:32] [INFO ] Invariant cache hit.
[2024-05-25 21:25:32] [INFO ] [Real]Absence check using 0 positive and 8 generalized place invariants in 3 ms returned sat
[2024-05-25 21:25:32] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-25 21:25:32] [INFO ] Computed and/alt/rep : 15/31/15 causal constraints (skipped 0 transitions) in 3 ms.
[2024-05-25 21:25:32] [INFO ] Added : 3 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG p2
Support contains 6 out of 24 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 24/24 places, 16/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 24 /24 variables (removed 0) and now considering 16/16 (removed 0) transitions.
[2024-05-25 21:25:32] [INFO ] Invariant cache hit.
[2024-05-25 21:25:32] [INFO ] Implicit Places using invariants in 34 ms returned [4, 5, 10, 19]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 35 ms to find 4 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/24 places, 16/16 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 16/16 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36 ms. Remains : 20/24 places, 16/16 transitions.
Computed a total of 20 stabilizing places and 16 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 20 transition count 16
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) p2 p1), (X p2), (X (NOT p0)), (X (X p2)), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 169 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Reduction of identical properties reduced properties to check from 3 to 2
RANDOM walk for 1096 steps (0 resets) in 4 ms. (219 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT p0)), (X (X p2)), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p1)), (F p0)]
Knowledge based reduction with 9 factoid took 325 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Stuttering acceptance computed with spot in 160 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
// Phase 1: matrix 16 rows 20 cols
[2024-05-25 21:25:33] [INFO ] Computed 4 invariants in 1 ms
[2024-05-25 21:25:34] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:34] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2024-05-25 21:25:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:34] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:34] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2024-05-25 21:25:34] [INFO ] Computed and/alt/rep : 15/23/15 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-25 21:25:34] [INFO ] Added : 15 causal constraints over 3 iterations in 20 ms. Result :sat
Could not prove EG (NOT p0)
[2024-05-25 21:25:34] [INFO ] Invariant cache hit.
[2024-05-25 21:25:34] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:34] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-25 21:25:34] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:34] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:34] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2024-05-25 21:25:34] [INFO ] Computed and/alt/rep : 15/23/15 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-25 21:25:34] [INFO ] Added : 15 causal constraints over 3 iterations in 18 ms. Result :sat
Could not prove EG p1
[2024-05-25 21:25:34] [INFO ] Invariant cache hit.
[2024-05-25 21:25:34] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:34] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2024-05-25 21:25:34] [INFO ] Computed and/alt/rep : 15/23/15 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:34] [INFO ] Added : 3 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG p2
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Product exploration explored 100000 steps with 2371 reset in 110 ms.
Product exploration explored 100000 steps with 2355 reset in 122 ms.
Applying partial POR strategy [false, false, true, false]
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Support contains 6 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 16/16 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 20 transition count 16
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 3 place count 20 transition count 16
Deduced a syphon composed of 7 places in 1 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 20 transition count 16
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 9 place count 18 transition count 14
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 11 place count 18 transition count 14
Deduced a syphon composed of 5 places in 0 ms
Applied a total of 11 rules in 3 ms. Remains 18 /20 variables (removed 2) and now considering 14/16 (removed 2) transitions.
[2024-05-25 21:25:34] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 18 cols
[2024-05-25 21:25:34] [INFO ] Computed 4 invariants in 1 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/17 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD8 is UNSAT
At refinement iteration 2 (OVERLAPS) 14/31 variables, 17/21 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/31 variables, 0/21 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 1/32 variables, 1/22 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 0/22 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/32 variables, 0/22 constraints. Problems are: Problem set: 5 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 32/32 variables, and 22 constraints, problems are : Problem set: 5 solved, 8 unsolved in 168 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 4/16 variables, 4/4 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/4 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 14/30 variables, 16/20 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 8/28 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/28 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 2/32 variables, 2/30 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/32 variables, 0/30 constraints. Problems are: Problem set: 5 solved, 8 unsolved
At refinement iteration 8 (OVERLAPS) 0/32 variables, 0/30 constraints. Problems are: Problem set: 5 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 32/32 variables, and 30 constraints, problems are : Problem set: 5 solved, 8 unsolved in 148 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 18/18 constraints, PredecessorRefiner: 8/13 constraints, Known Traps: 0/0 constraints]
After SMT, in 323ms problems are : Problem set: 5 solved, 8 unsolved
Search for dead transitions found 5 dead transitions in 323ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 18/20 places, 9/16 transitions.
Graph (complete) has 18 edges and 18 vertex of which 13 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.0 ms
Discarding 5 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 13 /18 variables (removed 5) and now considering 9/9 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 13/20 places, 9/16 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 336 ms. Remains : 13/20 places, 9/16 transitions.
Support contains 6 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 16/16 transitions.
Applied a total of 0 rules in 4 ms. Remains 20 /20 variables (removed 0) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 20 cols
[2024-05-25 21:25:35] [INFO ] Computed 4 invariants in 0 ms
[2024-05-25 21:25:35] [INFO ] Implicit Places using invariants in 26 ms returned []
[2024-05-25 21:25:35] [INFO ] Invariant cache hit.
[2024-05-25 21:25:35] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 15 sub problems to find dead transitions.
[2024-05-25 21:25:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 16/35 variables, 19/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 1/36 variables, 1/24 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/36 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 0/36 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/36 variables, and 24 constraints, problems are : Problem set: 0 solved, 15 unsolved in 193 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 15 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 2 (OVERLAPS) 16/35 variables, 19/23 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/35 variables, 15/38 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/35 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 1/36 variables, 1/39 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/36 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 0/36 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/36 variables, and 39 constraints, problems are : Problem set: 0 solved, 15 unsolved in 252 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 15/15 constraints, Known Traps: 0/0 constraints]
After SMT, in 449ms problems are : Problem set: 0 solved, 15 unsolved
Search for dead transitions found 0 dead transitions in 450ms
Finished structural reductions in LTL mode , in 1 iterations and 516 ms. Remains : 20/20 places, 16/16 transitions.
Treatment of property PermAdmissibility-COL-20-LTLFireability-14 finished in 5111 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 3 out of 32 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Graph (complete) has 81 edges and 32 vertex of which 12 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.0 ms
Discarding 20 places :
Also discarding 10 output transitions
Drop transitions (Output transitions of discarded places.) removed 10 transitions
Ensure Unique test removed 2 places
Applied a total of 1 rules in 1 ms. Remains 10 /32 variables (removed 22) and now considering 6/16 (removed 10) transitions.
// Phase 1: matrix 6 rows 10 cols
[2024-05-25 21:25:35] [INFO ] Computed 4 invariants in 0 ms
[2024-05-25 21:25:35] [INFO ] Implicit Places using invariants in 30 ms returned [4, 5]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/32 places, 6/16 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 8 transition count 5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 2 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-25 21:25:35] [INFO ] Computed 2 invariants in 0 ms
[2024-05-25 21:25:36] [INFO ] Implicit Places using invariants in 131 ms returned []
[2024-05-25 21:25:36] [INFO ] Invariant cache hit.
[2024-05-25 21:25:36] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 194 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/32 places, 5/16 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 228 ms. Remains : 7/32 places, 5/16 transitions.
Stuttering acceptance computed with spot in 128 ms :[(NOT p0)]
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-15
Stuttering criterion allowed to conclude after 100 steps with 0 reset in 0 ms.
FORMULA PermAdmissibility-COL-20-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PermAdmissibility-COL-20-LTLFireability-15 finished in 386 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(p0))||G(p1)))'
Found a Shortening insensitive property : PermAdmissibility-COL-20-LTLFireability-02
Stuttering acceptance computed with spot in 111 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 32 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Graph (complete) has 81 edges and 32 vertex of which 24 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.1 ms
Discarding 8 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Ensure Unique test removed 2 places
Applied a total of 1 rules in 2 ms. Remains 22 /32 variables (removed 10) and now considering 12/16 (removed 4) transitions.
// Phase 1: matrix 12 rows 22 cols
[2024-05-25 21:25:36] [INFO ] Computed 10 invariants in 0 ms
[2024-05-25 21:25:36] [INFO ] Implicit Places using invariants in 51 ms returned [4, 6, 12, 13, 14, 15, 16, 18]
[2024-05-25 21:25:36] [INFO ] Actually due to overlaps returned [4, 12, 13, 14, 16]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 53 ms to find 5 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 17/32 places, 12/16 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 16 transition count 10
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 15 transition count 10
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 15 transition count 9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 14 transition count 9
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 5 place count 13 transition count 8
Applied a total of 5 rules in 3 ms. Remains 13 /17 variables (removed 4) and now considering 8/12 (removed 4) transitions.
// Phase 1: matrix 8 rows 13 cols
[2024-05-25 21:25:36] [INFO ] Computed 5 invariants in 1 ms
[2024-05-25 21:25:36] [INFO ] Implicit Places using invariants in 30 ms returned [5, 8, 9]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 31 ms to find 3 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 10/32 places, 8/16 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 9 transition count 5
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 7 transition count 5
Applied a total of 4 rules in 1 ms. Remains 7 /10 variables (removed 3) and now considering 5/8 (removed 3) transitions.
// Phase 1: matrix 5 rows 7 cols
[2024-05-25 21:25:36] [INFO ] Computed 2 invariants in 0 ms
[2024-05-25 21:25:36] [INFO ] Implicit Places using invariants in 17 ms returned []
[2024-05-25 21:25:36] [INFO ] Invariant cache hit.
[2024-05-25 21:25:36] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 7/32 places, 5/16 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 131 ms. Remains : 7/32 places, 5/16 transitions.
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-02
Product exploration explored 100000 steps with 10210 reset in 61 ms.
Product exploration explored 100000 steps with 10190 reset in 81 ms.
Computed a total of 7 stabilizing places and 5 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 7 transition count 5
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 p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 11 factoid took 197 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 256 steps (0 resets) in 4 ms. (51 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p1)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 11 factoid took 247 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
[2024-05-25 21:25:37] [INFO ] Invariant cache hit.
[2024-05-25 21:25:37] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:37] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2024-05-25 21:25:37] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:37] [INFO ] Added : 4 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 3 out of 7 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Applied a total of 0 rules in 0 ms. Remains 7 /7 variables (removed 0) and now considering 5/5 (removed 0) transitions.
[2024-05-25 21:25:37] [INFO ] Invariant cache hit.
[2024-05-25 21:25:37] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-25 21:25:37] [INFO ] Invariant cache hit.
[2024-05-25 21:25:37] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2024-05-25 21:25:37] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2024-05-25 21:25:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 1/12 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/12 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/12 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 12/12 variables, and 9 constraints, problems are : Problem set: 0 solved, 4 unsolved in 54 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 5/11 variables, 6/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/11 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 1/12 variables, 1/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/12 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/12 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 12/12 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 66 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 7/7 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 124ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 125ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 177 ms. Remains : 7/7 places, 5/5 transitions.
Computed a total of 7 stabilizing places and 5 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 7 transition count 5
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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 91 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 256 steps (0 resets) in 4 ms. (51 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 4 factoid took 110 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
[2024-05-25 21:25:38] [INFO ] Invariant cache hit.
[2024-05-25 21:25:38] [INFO ] [Real]Absence check using 0 positive and 2 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:38] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2024-05-25 21:25:38] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:38] [INFO ] Added : 4 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 10304 reset in 64 ms.
Product exploration explored 100000 steps with 10180 reset in 72 ms.
Support contains 3 out of 7 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 7/7 places, 5/5 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 7 transition count 4
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 6 transition count 4
Applied a total of 2 rules in 1 ms. Remains 6 /7 variables (removed 1) and now considering 4/5 (removed 1) transitions.
// Phase 1: matrix 4 rows 6 cols
[2024-05-25 21:25:38] [INFO ] Computed 2 invariants in 1 ms
[2024-05-25 21:25:38] [INFO ] Implicit Places using invariants in 20 ms returned []
[2024-05-25 21:25:38] [INFO ] Invariant cache hit.
[2024-05-25 21:25:38] [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.
[2024-05-25 21:25:38] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2024-05-25 21:25:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/9 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1/10 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/10 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 10/10 variables, and 8 constraints, problems are : Problem set: 0 solved, 3 unsolved in 47 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 4/9 variables, 5/7 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/9 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 1/10 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/10 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 10/10 variables, and 11 constraints, problems are : Problem set: 0 solved, 3 unsolved in 55 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 6/6 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 107ms
Starting structural reductions in SI_LTL mode, iteration 1 : 6/7 places, 4/5 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 160 ms. Remains : 6/7 places, 4/5 transitions.
Treatment of property PermAdmissibility-COL-20-LTLFireability-02 finished in 2326 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(p1)))||F(p2)))'
Found a Lengthening insensitive property : PermAdmissibility-COL-20-LTLFireability-04
Stuttering acceptance computed with spot in 115 ms :[(AND (NOT p2) (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p2)]
Support contains 9 out of 32 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Graph (complete) has 81 edges and 32 vertex of which 20 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Ensure Unique test removed 1 places
Applied a total of 1 rules in 1 ms. Remains 19 /32 variables (removed 13) and now considering 10/16 (removed 6) transitions.
// Phase 1: matrix 10 rows 19 cols
[2024-05-25 21:25:38] [INFO ] Computed 9 invariants in 0 ms
[2024-05-25 21:25:38] [INFO ] Implicit Places using invariants in 31 ms returned [8, 11, 12]
[2024-05-25 21:25:38] [INFO ] Actually due to overlaps returned [8, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 17/32 places, 10/16 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 16 transition count 9
Applied a total of 2 rules in 2 ms. Remains 16 /17 variables (removed 1) and now considering 9/10 (removed 1) transitions.
// Phase 1: matrix 9 rows 16 cols
[2024-05-25 21:25:38] [INFO ] Computed 7 invariants in 1 ms
[2024-05-25 21:25:38] [INFO ] Implicit Places using invariants in 29 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 30 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 15/32 places, 9/16 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 68 ms. Remains : 15/32 places, 9/16 transitions.
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-04
Product exploration explored 100000 steps with 24978 reset in 73 ms.
Product exploration explored 100000 steps with 25109 reset in 82 ms.
Computed a total of 15 stabilizing places and 9 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 15 transition count 9
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 p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2)))))]
Knowledge based reduction with 17 factoid took 368 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p2), (NOT p2), (NOT p2)]
RANDOM walk for 88 steps (0 resets) in 4 ms. (17 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (AND (NOT p0) (NOT p2))), (X (NOT (AND p0 (NOT p2) p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p0 (NOT p2) p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT p0))), (X (X (NOT p1))), (F (G (NOT p0))), (F (G (NOT p2))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (AND (NOT p0) (NOT p2)))), (X (X (NOT (AND (NOT p0) (NOT p2))))), (F p2)]
Knowledge based reduction with 17 factoid took 402 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p2), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 103 ms :[(NOT p2), (NOT p2), (NOT p2)]
// Phase 1: matrix 9 rows 15 cols
[2024-05-25 21:25:40] [INFO ] Computed 6 invariants in 0 ms
[2024-05-25 21:25:40] [INFO ] [Real]Absence check using 0 positive and 6 generalized place invariants in 3 ms returned sat
[2024-05-25 21:25:40] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-25 21:25:40] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:40] [INFO ] Added : 8 causal constraints over 2 iterations in 13 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 3 out of 15 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-25 21:25:40] [INFO ] Invariant cache hit.
[2024-05-25 21:25:40] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-25 21:25:40] [INFO ] Invariant cache hit.
[2024-05-25 21:25:40] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
Running 8 sub problems to find dead transitions.
[2024-05-25 21:25:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 9/24 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 8 unsolved in 170 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/14 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 1/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 9/24 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 8/29 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 29 constraints, problems are : Problem set: 0 solved, 8 unsolved in 112 ms.
Refiners :[Generalized P Invariants (flows): 6/6 constraints, State Equation: 15/15 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 286ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 288ms
Finished structural reductions in LTL mode , in 1 iterations and 347 ms. Remains : 15/15 places, 9/9 transitions.
Computed a total of 15 stabilizing places and 9 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 15 transition count 9
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 : [(NOT p2), (F (G (NOT p2)))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2))]
Knowledge based reduction with 2 factoid took 123 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 104 ms :[(NOT p2), (NOT p2), (NOT p2)]
RANDOM walk for 88 steps (0 resets) in 4 ms. (17 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p2), (F (G (NOT p2)))]
False Knowledge obtained : [(X (X (NOT p2))), (X (X p2)), (F p2)]
Knowledge based reduction with 2 factoid took 149 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 3 states, 3 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[(NOT p2), (NOT p2), (NOT p2)]
Stuttering acceptance computed with spot in 104 ms :[(NOT p2), (NOT p2), (NOT p2)]
[2024-05-25 21:25:41] [INFO ] Invariant cache hit.
[2024-05-25 21:25:41] [INFO ] [Real]Absence check using 0 positive and 6 generalized place invariants in 3 ms returned sat
[2024-05-25 21:25:41] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-25 21:25:41] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:41] [INFO ] Added : 8 causal constraints over 2 iterations in 13 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 106 ms :[(NOT p2), (NOT p2), (NOT p2)]
Product exploration explored 100000 steps with 25027 reset in 57 ms.
Product exploration explored 100000 steps with 25049 reset in 67 ms.
Applying partial POR strategy [true, false, false]
Stuttering acceptance computed with spot in 106 ms :[(NOT p2), (NOT p2), (NOT p2)]
Support contains 3 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 9/9 transitions.
Graph (complete) has 26 edges and 15 vertex of which 5 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.0 ms
Discarding 10 places :
Also discarding 6 output transitions
Drop transitions (Output transitions of discarded places.) removed 6 transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 5 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 5 transition count 3
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 2 rules in 5 ms. Remains 5 /15 variables (removed 10) and now considering 3/9 (removed 6) transitions.
[2024-05-25 21:25:41] [INFO ] Redundant transitions in 0 ms returned []
Running 2 sub problems to find dead transitions.
// Phase 1: matrix 3 rows 5 cols
[2024-05-25 21:25:41] [INFO ] Computed 2 invariants in 0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 1/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem TDEAD0 is UNSAT
At refinement iteration 3 (OVERLAPS) 3/8 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/8 variables, and 7 constraints, problems are : Problem set: 1 solved, 1 unsolved in 32 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 2/5 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 3/8 variables, 5/7 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 1/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/8 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/8 variables, and 8 constraints, problems are : Problem set: 1 solved, 1 unsolved in 31 ms.
Refiners :[Generalized P Invariants (flows): 2/2 constraints, State Equation: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 67ms problems are : Problem set: 1 solved, 1 unsolved
Search for dead transitions found 1 dead transitions in 67ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 5/15 places, 2/9 transitions.
Graph (complete) has 3 edges and 5 vertex of which 4 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 0 ms. Remains 4 /5 variables (removed 1) and now considering 2/2 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 4/15 places, 2/9 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 78 ms. Remains : 4/15 places, 2/9 transitions.
Support contains 3 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 9/9 (removed 0) transitions.
// Phase 1: matrix 9 rows 15 cols
[2024-05-25 21:25:41] [INFO ] Computed 6 invariants in 0 ms
[2024-05-25 21:25:41] [INFO ] Implicit Places using invariants in 32 ms returned [2, 3, 9, 11]
[2024-05-25 21:25:41] [INFO ] Actually due to overlaps returned [2, 9]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 33 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 13/15 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 13 /13 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 33 ms. Remains : 13/15 places, 9/9 transitions.
Treatment of property PermAdmissibility-COL-20-LTLFireability-04 finished in 3416 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' '!(((!p0 U p1)||F(p2)))'
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((X(!p1)&&p0))&&F(!p2)))'
Found a Shortening insensitive property : PermAdmissibility-COL-20-LTLFireability-14
Stuttering acceptance computed with spot in 153 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 32/32 places, 16/16 transitions.
Ensure Unique test removed 2 places
Applied a total of 0 rules in 1 ms. Remains 30 /32 variables (removed 2) and now considering 16/16 (removed 0) transitions.
// Phase 1: matrix 16 rows 30 cols
[2024-05-25 21:25:42] [INFO ] Computed 14 invariants in 1 ms
[2024-05-25 21:25:42] [INFO ] Implicit Places using invariants in 63 ms returned [4, 5, 6, 7, 12, 13, 14, 15, 23, 25]
[2024-05-25 21:25:42] [INFO ] Actually due to overlaps returned [4, 5, 12, 13, 14, 23]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 64 ms to find 6 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 24/32 places, 16/16 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 24 transition count 15
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 15
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 22 transition count 14
Applied a total of 4 rules in 3 ms. Remains 22 /24 variables (removed 2) and now considering 14/16 (removed 2) transitions.
// Phase 1: matrix 14 rows 22 cols
[2024-05-25 21:25:42] [INFO ] Computed 8 invariants in 0 ms
[2024-05-25 21:25:42] [INFO ] Implicit Places using invariants in 37 ms returned [4, 5, 9, 17]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 39 ms to find 4 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 18/32 places, 14/16 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 18 transition count 12
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 3 rules applied. Total rules applied 5 place count 16 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 6 place count 15 transition count 11
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 6 place count 15 transition count 9
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 10 place count 13 transition count 9
Applied a total of 10 rules in 2 ms. Remains 13 /18 variables (removed 5) and now considering 9/14 (removed 5) transitions.
// Phase 1: matrix 9 rows 13 cols
[2024-05-25 21:25:42] [INFO ] Computed 4 invariants in 0 ms
[2024-05-25 21:25:42] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-25 21:25:42] [INFO ] Invariant cache hit.
[2024-05-25 21:25:42] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 3 : 13/32 places, 9/16 transitions.
Finished structural reductions in LI_LTL mode , in 3 iterations and 166 ms. Remains : 13/32 places, 9/16 transitions.
Running random walk in product with property : PermAdmissibility-COL-20-LTLFireability-14
Product exploration explored 100000 steps with 6003 reset in 91 ms.
Product exploration explored 100000 steps with 6017 reset in 105 ms.
Computed a total of 13 stabilizing places and 9 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 13 transition count 9
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) p2 p1), (X p2), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X p1), (X (X p2)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 449 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter sensitive) to 4 states, 7 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 40024 steps (208 resets) in 20 ms. (1905 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (37 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
[2024-05-25 21:25:43] [INFO ] Invariant cache hit.
Problem apf3 is UNSAT
After SMT solving in domain Real declared 3/22 variables, and 0 constraints, problems are : Problem set: 1 solved, 0 unsolved in 17 ms.
Refiners :[Generalized P Invariants (flows): 0/4 constraints, State Equation: 0/13 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 24ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT p0)), (X (NOT (AND p0 p1))), (X (AND (NOT p0) p1)), (X p1), (X (X p2)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (AND (NOT p0) p1))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1)), (G (OR (NOT p1) (NOT p0)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p2)), (F p0), (F (NOT (AND p1 (NOT p0))))]
Knowledge based reduction with 15 factoid took 304 ms. Reduced automaton from 4 states, 7 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Stuttering acceptance computed with spot in 154 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
[2024-05-25 21:25:44] [INFO ] Invariant cache hit.
[2024-05-25 21:25:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:44] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2024-05-25 21:25:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:44] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:44] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:44] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-25 21:25:44] [INFO ] Added : 8 causal constraints over 2 iterations in 11 ms. Result :sat
Could not prove EG (NOT p0)
[2024-05-25 21:25:44] [INFO ] Invariant cache hit.
[2024-05-25 21:25:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:44] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:44] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:44] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2024-05-25 21:25:44] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 2 ms.
[2024-05-25 21:25:44] [INFO ] Added : 8 causal constraints over 2 iterations in 11 ms. Result :sat
Could not prove EG p1
[2024-05-25 21:25:44] [INFO ] Invariant cache hit.
[2024-05-25 21:25:44] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:44] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2024-05-25 21:25:44] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:44] [INFO ] Added : 8 causal constraints over 2 iterations in 10 ms. Result :sat
Could not prove EG p2
Support contains 6 out of 13 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 13/13 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 13 /13 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-25 21:25:44] [INFO ] Invariant cache hit.
[2024-05-25 21:25:44] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-25 21:25:44] [INFO ] Invariant cache hit.
[2024-05-25 21:25:44] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Running 8 sub problems to find dead transitions.
[2024-05-25 21:25:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/21 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 100 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/21 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/22 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/22 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 116 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 221ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 221ms
Finished structural reductions in LTL mode , in 1 iterations and 279 ms. Remains : 13/13 places, 9/9 transitions.
Computed a total of 13 stabilizing places and 9 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 13 transition count 9
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) p2 p1), (X p2), (X (NOT p0)), (X (X p2)), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 168 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 148 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Reduction of identical properties reduced properties to check from 3 to 2
RANDOM walk for 508 steps (0 resets) in 4 ms. (101 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND (NOT p0) p2 p1), (X p2), (X (NOT p0)), (X (X p2)), (X (X (NOT p0))), (X (X p1)), (F (G (NOT p0))), (F (G p2)), (F (G p1))]
False Knowledge obtained : [(F (NOT p2)), (F (NOT p1)), (F p0)]
Knowledge based reduction with 9 factoid took 310 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 4 states, 6 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 151 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Stuttering acceptance computed with spot in 150 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
[2024-05-25 21:25:45] [INFO ] Invariant cache hit.
[2024-05-25 21:25:45] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:45] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:45] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 2 ms returned sat
[2024-05-25 21:25:45] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:45] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:45] [INFO ] Added : 8 causal constraints over 2 iterations in 12 ms. Result :sat
Could not prove EG (NOT p0)
[2024-05-25 21:25:45] [INFO ] Invariant cache hit.
[2024-05-25 21:25:45] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:45] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-25 21:25:45] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:45] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:45] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:45] [INFO ] Added : 8 causal constraints over 2 iterations in 9 ms. Result :sat
Could not prove EG p1
[2024-05-25 21:25:45] [INFO ] Invariant cache hit.
[2024-05-25 21:25:45] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 1 ms returned sat
[2024-05-25 21:25:45] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2024-05-25 21:25:45] [INFO ] Computed and/alt/rep : 8/16/8 causal constraints (skipped 0 transitions) in 1 ms.
[2024-05-25 21:25:45] [INFO ] Added : 8 causal constraints over 2 iterations in 11 ms. Result :sat
Could not prove EG p2
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Product exploration explored 100000 steps with 5960 reset in 92 ms.
Product exploration explored 100000 steps with 5994 reset in 104 ms.
Applying partial POR strategy [false, false, true, false]
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p0) p1 p2), (OR (NOT p0) p1), p2, p1]
Support contains 6 out of 13 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 13/13 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 13 /13 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-25 21:25:46] [INFO ] Redundant transitions in 0 ms returned []
Running 8 sub problems to find dead transitions.
[2024-05-25 21:25:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/21 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 133 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/21 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/22 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/22 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 126 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 264ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 265ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 273 ms. Remains : 13/13 places, 9/9 transitions.
Support contains 6 out of 13 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 13/13 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 13 /13 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2024-05-25 21:25:46] [INFO ] Invariant cache hit.
[2024-05-25 21:25:46] [INFO ] Implicit Places using invariants in 25 ms returned []
[2024-05-25 21:25:46] [INFO ] Invariant cache hit.
[2024-05-25 21:25:46] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Running 8 sub problems to find dead transitions.
[2024-05-25 21:25:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/21 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 1/22 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (OVERLAPS) 0/22 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 22/22 variables, and 17 constraints, problems are : Problem set: 0 solved, 8 unsolved in 132 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/12 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (OVERLAPS) 9/21 variables, 12/16 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 8/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/22 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/22 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 22/22 variables, and 25 constraints, problems are : Problem set: 0 solved, 8 unsolved in 123 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 13/13 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints]
After SMT, in 260ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 261ms
Finished structural reductions in LTL mode , in 1 iterations and 317 ms. Remains : 13/13 places, 9/9 transitions.
Treatment of property PermAdmissibility-COL-20-LTLFireability-14 finished in 4938 ms.
[2024-05-25 21:25:47] [INFO ] Flatten gal took : 4 ms
[2024-05-25 21:25:47] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLFireability.sr.xml took 3 ms.
[2024-05-25 21:25:47] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 32 places, 16 transitions and 75 arcs took 5 ms.
Total runtime 32205 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running PermAdmissibility-COL-20
IS_COLORED=
IS_NUPN=
LOADING PETRI NET FILE /home/mcc/execution/414/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 32
TRANSITIONS: 16
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.000s, Sys 0.001s]
SAVING FILE /home/mcc/execution/414/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.000s]
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 2160
MODEL NAME: /home/mcc/execution/414/model
32 places, 16 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA PermAdmissibility-COL-20-LTLFireability-02 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PermAdmissibility-COL-20-LTLFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PermAdmissibility-COL-20-LTLFireability-11 TRUE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
FORMULA PermAdmissibility-COL-20-LTLFireability-04 CANNOT_COMPUTE
Ok.
EXITCODE: 0
----------------------------------------------------------------------
BK_STOP 1716672995099
--------------------
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
MEDDLY ERROR: Insufficient memory
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="PermAdmissibility-COL-20"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="greatspnxred"
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 greatspnxred"
echo " Input is PermAdmissibility-COL-20, 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 r267-smll-171654405800140"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PermAdmissibility-COL-20.tgz
mv PermAdmissibility-COL-20 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 ;