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22.1.2021, 9:00 - 11:00: Due to updates GitLab may be unavailable for some minutes between 09:00 and 11:00.

Commit c9113b43 authored by Philipp Meyer's avatar Philipp Meyer
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Rename options and properties

parent 1809caa1
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Showing with 129 additions and 212 deletions
src/Main.hs
View file @ c9113b43
......@@ -21,8 +21,8 @@ import qualified Printer.DOT as DOTPrinter
import Property
import StructuralComputation
import Solver
import Solver.TerminalMarkingsUniqueConsensus
import Solver.TerminalMarkingReachable
import Solver.LayeredTermination
import Solver.StrongConsensus
writeFiles :: String -> PopulationProtocol -> [Property] -> OptIO ()
writeFiles basename pp props = do
......@@ -47,9 +47,8 @@ checkFile file = do
format <- opt inputFormat
let parser = case format of
InPP -> PPParser.parseContent
(pp,props) <- liftIO $ parseFile parser file
implicitProperties <- opt optProperties
let props' = props ++ map (makeImplicitProperty pp) implicitProperties
pp <- liftIO $ parseFile parser file
props <- opt optProperties
verbosePut 1 $ "Analyzing " ++ showNetName pp
verbosePut 2 $
"Number of states: " ++ show (length (states pp))
......@@ -65,33 +64,22 @@ checkFile file = do
output <- opt optOutput
case output of
Just outputfile ->
writeFiles outputfile pp props'
writeFiles outputfile pp props
Nothing -> return ()
-- TODO: short-circuit? parallel?
rs <- mapM (checkProperty pp) props'
rs <- mapM (checkProperty pp) props
verbosePut 0 ""
return $ resultsAnd rs
makeImplicitProperty :: PopulationProtocol -> ImplicitProperty -> Property
makeImplicitProperty _ TerminalMarkingsUniqueConsensus =
Property "reachable terminal markings have a unique consensus" $ Constraint TerminalMarkingsUniqueConsensusConstraint
makeImplicitProperty _ TerminalMarkingReachable =
Property "terminal marking reachable" $ Constraint TerminalMarkingReachableConstraint
checkProperty :: PopulationProtocol -> Property -> OptIO PropResult
checkProperty pp p = do
verbosePut 1 $ "\nChecking " ++ showPropertyName p
verbosePut 3 $ show p
r <- case pcont p of
-- (Safety pf) -> checkSafetyProperty pp pf
-- (Liveness pf) -> checkLivenessProperty pp pf
(Constraint pc) -> checkConstraintProperty pp pc
verbosePut 0 $ showPropertyName p ++ " " ++
case r of
Satisfied -> "is satisfied."
Unsatisfied -> "is not satisfied."
Unknown-> "may not be satisfied."
checkProperty pp prop = do
verbosePut 1 $ "\nChecking " ++ show prop
r <- case prop of
Correctness -> error "not yet implemented"
LayeredTermination -> checkLayeredTermination pp
StrongConsensus -> checkStrongConsensus pp
verbosePut 0 $ show prop ++ " " ++ show r
return r
printInvariant :: (Show a, Invariant a) => (Maybe [a], [a]) -> OptIO PropResult
......@@ -112,66 +100,60 @@ printInvariant (baseInvResult, addedInv) =
mapM_ (putLine . show) addedInv
return Satisfied
checkConstraintProperty :: PopulationProtocol -> ConstraintProperty -> OptIO PropResult
checkConstraintProperty pp cp =
case cp of
TerminalMarkingsUniqueConsensusConstraint -> checkTerminalMarkingsUniqueConsensusProperty pp
TerminalMarkingReachableConstraint -> checkTerminalMarkingReachableProperty pp
checkTerminalMarkingsUniqueConsensusProperty :: PopulationProtocol -> OptIO PropResult
checkTerminalMarkingsUniqueConsensusProperty pp = do
r <- checkTerminalMarkingsUniqueConsensusProperty' pp [] [] []
checkStrongConsensus :: PopulationProtocol -> OptIO PropResult
checkStrongConsensus pp = do
r <- checkStrongConsensus' pp [] [] []
case r of
(Nothing, _, _, _) -> return Satisfied
(Just _, _, _, _) -> return Unknown
checkTerminalMarkingsUniqueConsensusProperty' :: PopulationProtocol ->
checkStrongConsensus' :: PopulationProtocol ->
[Trap] -> [Siphon] -> [StableInequality] ->
OptIO (Maybe TerminalMarkingsUniqueConsensusCounterExample, [Trap], [Siphon], [StableInequality])
checkTerminalMarkingsUniqueConsensusProperty' pp utraps usiphons inequalities = do
r <- checkSat $ checkTerminalMarkingsUniqueConsensusSat pp utraps usiphons inequalities
OptIO (Maybe StrongConsensusCounterExample, [Trap], [Siphon], [StableInequality])
checkStrongConsensus' pp utraps usiphons inequalities = do
r <- checkSat $ checkStrongConsensusSat pp utraps usiphons inequalities
case r of
Nothing -> return (Nothing, utraps, usiphons, inequalities)
Just c -> do
refine <- opt optRefinementType
if isJust refine then
refineTerminalMarkingsUniqueConsensusProperty pp utraps usiphons inequalities c
refineStrongConsensus pp utraps usiphons inequalities c
else
return (Just c, utraps, usiphons, inequalities)
refineTerminalMarkingsUniqueConsensusProperty :: PopulationProtocol ->
[Trap] -> [Siphon] -> [StableInequality] -> TerminalMarkingsUniqueConsensusCounterExample ->
OptIO (Maybe TerminalMarkingsUniqueConsensusCounterExample, [Trap], [Siphon], [StableInequality])
refineTerminalMarkingsUniqueConsensusProperty pp utraps usiphons inequalities c@(m0, m1, m2, x1, x2) = do
r1 <- checkSatMin $ Solver.TerminalMarkingsUniqueConsensus.findTrapConstraintsSat pp m0 m1 m2 x1 x2
refineStrongConsensus :: PopulationProtocol ->
[Trap] -> [Siphon] -> [StableInequality] -> StrongConsensusCounterExample ->
OptIO (Maybe StrongConsensusCounterExample, [Trap], [Siphon], [StableInequality])
refineStrongConsensus pp utraps usiphons inequalities c@(m0, m1, m2, x1, x2) = do
r1 <- checkSatMin $ Solver.StrongConsensus.findTrapConstraintsSat pp m0 m1 m2 x1 x2
case r1 of
Nothing -> do
r2 <- checkSatMin $ Solver.TerminalMarkingsUniqueConsensus.findUSiphonConstraintsSat pp m0 m1 m2 x1 x2
r2 <- checkSatMin $ Solver.StrongConsensus.findUSiphonConstraintsSat pp m0 m1 m2 x1 x2
case r2 of
Nothing -> do
r3 <- checkSatMin $ Solver.TerminalMarkingsUniqueConsensus.findUTrapConstraintsSat pp m0 m1 m2 x1 x2
r3 <- checkSatMin $ Solver.StrongConsensus.findUTrapConstraintsSat pp m0 m1 m2 x1 x2
case r3 of
Nothing -> return (Just c, utraps, usiphons, inequalities)
Just utrap ->
checkTerminalMarkingsUniqueConsensusProperty' pp (utrap:utraps) usiphons inequalities
checkStrongConsensus' pp (utrap:utraps) usiphons inequalities
Just usiphon ->
checkTerminalMarkingsUniqueConsensusProperty' pp utraps (usiphon:usiphons) inequalities
checkStrongConsensus' pp utraps (usiphon:usiphons) inequalities
Just trap ->
checkTerminalMarkingsUniqueConsensusProperty' pp (trap:utraps) usiphons inequalities
checkStrongConsensus' pp (trap:utraps) usiphons inequalities
checkTerminalMarkingReachableProperty :: PopulationProtocol -> OptIO PropResult
checkTerminalMarkingReachableProperty pp = do
checkLayeredTermination :: PopulationProtocol -> OptIO PropResult
checkLayeredTermination pp = do
let nonTrivialTriplets = filter (not . trivialTriplet) $ generateTriplets pp
checkTerminalMarkingReachableProperty' pp nonTrivialTriplets 1 $ genericLength $ transitions pp
checkLayeredTermination' pp nonTrivialTriplets 1 $ genericLength $ transitions pp
checkTerminalMarkingReachableProperty' :: PopulationProtocol -> [Triplet] -> Integer -> Integer -> OptIO PropResult
checkTerminalMarkingReachableProperty' pp triplets k kmax = do
checkLayeredTermination' :: PopulationProtocol -> [Triplet] -> Integer -> Integer -> OptIO PropResult
checkLayeredTermination' pp triplets k kmax = do
verbosePut 1 $ "Checking terminal marking reachable with at most " ++ show k ++ " partitions"
r <- checkSatMin $ checkTerminalMarkingReachableSat pp triplets k
r <- checkSatMin $ checkLayeredTerminationSat pp triplets k
case r of
Nothing ->
if k < kmax then
checkTerminalMarkingReachableProperty' pp triplets (k + 1) kmax
checkLayeredTermination' pp triplets (k + 1) kmax
else
return Unknown
Just inv -> do
......@@ -195,15 +177,13 @@ main = do
rs <- runReaderT (mapM checkFile files) opts'
-- TODO: short-circuit with Control.Monad.Loops? parallel
-- execution?
case resultsAnd rs of
let r = resultsAnd rs
case r of
Satisfied ->
exitSuccessWith "All properties satisfied."
Unsatisfied ->
exitFailureWith "Some properties are not satisfied"
Unknown ->
exitFailureWith "Some properties may not be satisfied."
exitSuccessWith $ "All properties " ++ show r
_ ->
exitFailureWith $ "Some properties " ++ show r
-- TODO: Always exit with exit code 0 unless an error occured
exitSuccessWith :: String -> IO ()
exitSuccessWith msg = do
putStrLn msg
......
src/Options.hs
View file @ c9113b43
......@@ -2,7 +2,7 @@
module Options
(InputFormat(..),OutputFormat(..),RefinementType(..),
ImplicitProperty(..),Options(..),startOptions,options,parseArgs,
Options(..),startOptions,options,parseArgs,
usageInformation)
where
......@@ -10,6 +10,8 @@ import Control.Applicative ((<$>))
import System.Console.GetOpt
import System.Environment (getArgs)
import Property (Property(..))
data InputFormat = InPP deriving (Read)
data OutputFormat = OutDOT deriving (Read)
......@@ -18,10 +20,6 @@ instance Show InputFormat where
instance Show OutputFormat where
show OutDOT = "DOT"
data ImplicitProperty = TerminalMarkingsUniqueConsensus
| TerminalMarkingReachable
deriving (Show,Read)
data RefinementType = TrapRefinement
| SiphonRefinement
| UTrapRefinement
......@@ -32,12 +30,11 @@ data Options = Options { inputFormat :: InputFormat
, optVerbosity :: Int
, optShowHelp :: Bool
, optShowVersion :: Bool
, optProperties :: [ImplicitProperty]
, optProperties :: [Property]
, optRefinementType :: Maybe [RefinementType]
, optMinimizeRefinement :: Int
, optSMTAuto :: Bool
, optInvariant :: Bool
, optBoolConst :: Bool
, optOutput :: Maybe String
, outputFormat :: OutputFormat
, optUseProperties :: Bool
......@@ -54,7 +51,6 @@ startOptions = Options { inputFormat = InPP
, optMinimizeRefinement = 0
, optSMTAuto = True
, optInvariant = False
, optBoolConst = False
, optOutput = Nothing
, outputFormat = OutDOT
, optUseProperties = True
......@@ -63,35 +59,22 @@ startOptions = Options { inputFormat = InPP
options :: [ OptDescr (Options -> Either String Options) ]
options =
[ Option "" ["pp"]
(NoArg (\opt -> Right opt { inputFormat = InPP }))
"Use the population protocol input format"
, Option "" ["structure"]
(NoArg (\opt -> Right opt { optPrintStructure = True }))
"Print structural information"
, Option "" ["terminal-markings-unique-consensus"]
[ Option "" ["layered-termination"]
(NoArg (\opt -> Right opt {
optProperties = optProperties opt ++ [TerminalMarkingsUniqueConsensus]
optProperties = optProperties opt ++ [LayeredTermination]
}))
"Prove that terminal markings have a unique consensus"
"Prove that the protocol satisfies layered termination"
, Option "" ["terminal-marking-reachable"]
, Option "" ["strong-consensus"]
(NoArg (\opt -> Right opt {
optProperties = optProperties opt ++ [TerminalMarkingReachable]
optProperties = optProperties opt ++ [StrongConsensus]
}))
"Prove that a terminal marking is reachable"
"Prove that the protocol satisfies strong consensus"
, Option "i" ["invariant"]
(NoArg (\opt -> Right opt { optInvariant = True }))
"Generate an invariant"
, Option "" ["bool-const"]
(NoArg (\opt -> Right opt { optBoolConst = True }))
("Use boolean constraints instead of integer ones\n" ++
" for transition invariant")
, Option "r" ["refinement"]
(ReqArg (\arg opt ->
let addRef ref =
......@@ -111,6 +94,16 @@ options =
"METHOD")
("Refine with METHOD (trap, siphon, utrap, usiphon)")
, Option "s" ["structure"]
(NoArg (\opt -> Right opt { optPrintStructure = True }))
"Print structural information"
, Option "" ["in-pp"]
(NoArg (\opt -> Right opt { inputFormat = InPP }))
"Use the population protocol input format"
, Option "o" ["output"]
(ReqArg (\arg opt -> Right opt {
optOutput = Just arg
......
src/Parser/PP.hs
View file @ c9113b43
......@@ -187,29 +187,17 @@ formAtom = try linIneq
formula :: Parser (Formula String)
formula = buildExpressionParser formOperatorTable formAtom <?> "formula"
propertyType :: Parser PropertyType
propertyType =
(reserved "safety" *> return SafetyType) <|>
(reserved "liveness" *> return LivenessType)
property :: Parser Property
property = do
pt <- propertyType
reserved "property"
predicate :: Parser (Formula PopulationProtocol.State)
predicate = do
reserved "predicate"
name <- option "" ident
case pt of
SafetyType -> do
form <- braces formula
return Property
{ pname=name, pcont=Safety (fmap PopulationProtocol.State form) }
LivenessType -> do
form <- braces formula
return Property { pname=name, pcont=Liveness (fmap Transition form) }
parseContent :: Parser (PopulationProtocol,[Property])
form <- braces formula
return (fmap PopulationProtocol.State form)
parseContent :: Parser PopulationProtocol
parseContent = do
whiteSpace
pp <- populationProtocol
properties <- many property
-- properties <- many predicate
eof
return (pp, properties)
return pp
src/Property.hs
View file @ c9113b43
......@@ -2,11 +2,6 @@
module Property
(Property(..),
showPropertyName,
renameProperty,
PropertyType(..),
PropertyContent(..),
ConstraintProperty(..),
Formula(..),
Op(..),
Term(..),
......@@ -18,8 +13,6 @@ module Property
resultsOr)
where
import PopulationProtocol
data Term a =
Var a
| Const Integer
......@@ -84,58 +77,21 @@ instance Functor Formula where
fmap f (p :&: q) = fmap f p :&: fmap f q
fmap f (p :|: q) = fmap f p :|: fmap f q
-- TODO: add functions to transform formula to CNF/DNF
data PropertyType = SafetyType
| LivenessType
| ConstraintType
data ConstraintProperty = TerminalMarkingsUniqueConsensusConstraint
| TerminalMarkingReachableConstraint
instance Show ConstraintProperty where
show TerminalMarkingsUniqueConsensusConstraint = "reachable terminal markings have a unique consensus"
show TerminalMarkingReachableConstraint = "terminal marking reachable"
data PropertyContent = Safety (Formula State)
| Liveness (Formula Transition)
| Constraint ConstraintProperty
data Property = Correctness
| LayeredTermination
| StrongConsensus
showPropertyType :: PropertyContent -> String
showPropertyType (Safety _) = "safety"
showPropertyType (Liveness _) = "liveness"
showPropertyType (Constraint _) = "constraint"
showPropertyContent :: PropertyContent -> String
showPropertyContent (Safety f) = show f
showPropertyContent (Liveness f) = show f
showPropertyContent (Constraint c) = show c
instance Show PropertyContent where
show pc = showPropertyType pc ++ " (" ++ showPropertyContent pc ++ ")"
instance Show Property where
show Correctness = "correctness"
show LayeredTermination = "layered termination"
show StrongConsensus = "strong consensus"
data Property = Property {
pname :: String,
pcont :: PropertyContent
}
data PropResult = Satisfied | Unsatisfied | Unknown deriving (Eq)
instance Show Property where
show p =
showPropertyName p ++
" { " ++ showPropertyContent (pcont p) ++ " }"
renameProperty :: (String -> String) -> Property -> Property
renameProperty f (Property pn (Safety pf)) =
Property pn (Safety (fmap (renameState f) pf))
renameProperty f (Property pn (Liveness pf)) =
Property pn (Liveness (fmap (renameTransition f) pf))
renameProperty _ p = p
showPropertyName :: Property -> String
showPropertyName p = showPropertyType (pcont p) ++ " property" ++
(if null (pname p) then "" else " " ++ show (pname p))
data PropResult = Satisfied | Unsatisfied | Unknown deriving (Show,Read,Eq)
instance Show PropResult where
show Satisfied = "satisfied"
show Unsatisfied = "not satisfied"
show Unknown = "may not be satisfied"
resultAnd :: PropResult -> PropResult -> PropResult
resultAnd Satisfied x = x
......
src/Solver/TerminalMarkingReachable.hs → src/Solver/LayeredTermination.hs
View file @ c9113b43
{-# LANGUAGE FlexibleContexts #-}
module Solver.TerminalMarkingReachable
(checkTerminalMarkingReachableSat,
TerminalMarkingReachableInvariant)
module Solver.LayeredTermination
(checkLayeredTerminationSat,
LayeredTerminationInvariant)
where
import Data.SBV
......@@ -17,15 +17,15 @@ import StructuralComputation
type InvariantSize = ([Int], [Integer], [Int])
type TerminalMarkingReachableInvariant = [BlockInvariant]
data BlockInvariant =
BlockInvariant (Integer, [Transition], IVector State)
type LayeredTerminationInvariant = [LayerInvariant]
data LayerInvariant =
LayerInvariant (Integer, [Transition], IVector State)
instance Invariant BlockInvariant where
invariantSize (BlockInvariant (_, ti, yi)) = if null ti then 0 else size yi
instance Invariant LayerInvariant where
invariantSize (LayerInvariant (_, ti, yi)) = if null ti then 0 else size yi
instance Show BlockInvariant where
show (BlockInvariant (i, ti, yi)) =
instance Show LayerInvariant where
show (LayerInvariant (i, ti, yi)) =
"T_" ++ show i ++ ":\n" ++ unlines (map show ti) ++
(if null ti then "" else "\nY_" ++ show i ++ ": " ++ intercalate " + " (map showWeighted (items yi)) ++ "\n")
......@@ -38,8 +38,8 @@ checkNonNegativityConstraints :: (Ord a, Show a) => [SIMap a] -> SBool
checkNonNegativityConstraints xs =
bAnd $ map nonNegativityConstraints xs
blockTerminationConstraints :: PopulationProtocol -> Integer -> SIMap Transition -> SIMap State -> SBool
blockTerminationConstraints pp i b y =
layerTerminationConstraints :: PopulationProtocol -> Integer -> SIMap Transition -> SIMap State -> SBool
layerTerminationConstraints pp i b y =
bAnd $ map checkTransition $ transitions pp
where checkTransition t =
let incoming = map addState $ lpre pp t
......@@ -49,46 +49,46 @@ blockTerminationConstraints pp i b y =
terminationConstraints :: PopulationProtocol -> Integer -> SIMap Transition -> [SIMap State] -> SBool
terminationConstraints pp k b ys =
bAnd $ [blockTerminationConstraints pp i b y | (i,y) <- zip [1..] ys]
bAnd $ [layerTerminationConstraints pp i b y | (i,y) <- zip [1..] ys]
blockConstraints :: PopulationProtocol -> Integer -> SIMap Transition -> SBool
blockConstraints pp k b =
bAnd $ map checkBlock $ transitions pp
where checkBlock t = literal 1 .<= val b t &&& val b t .<= literal k
layerConstraints :: PopulationProtocol -> Integer -> SIMap Transition -> SBool
layerConstraints pp k b =
bAnd $ map checkLayer $ transitions pp
where checkLayer t = literal 1 .<= val b t &&& val b t .<= literal k
blockOrderConstraints :: PopulationProtocol -> [Triplet] -> Integer -> SIMap Transition -> SBool
blockOrderConstraints pp triplets k b =
layerOrderConstraints :: PopulationProtocol -> [Triplet] -> Integer -> SIMap Transition -> SBool
layerOrderConstraints pp triplets k b =
bAnd $ map checkTriplet triplets
where checkTriplet (s,t,ts) = (val b s .> val b t) ==> bOr (map (\t' -> val b t' .== val b t) ts)
checkTerminalMarkingReachable :: PopulationProtocol -> [Triplet] -> Integer -> SIMap Transition -> [SIMap State] -> Maybe (Int, InvariantSize) -> SBool
checkTerminalMarkingReachable pp triplets k b ys sizeLimit =
blockConstraints pp k b &&&
checkLayeredTermination :: PopulationProtocol -> [Triplet] -> Integer -> SIMap Transition -> [SIMap State] -> Maybe (Int, InvariantSize) -> SBool
checkLayeredTermination pp triplets k b ys sizeLimit =
layerConstraints pp k b &&&
terminationConstraints pp k b ys &&&
blockOrderConstraints pp triplets k b &&&
layerOrderConstraints pp triplets k b &&&
checkNonNegativityConstraints ys &&&
checkSizeLimit k b ys sizeLimit
checkTerminalMarkingReachableSat :: PopulationProtocol -> [Triplet] -> Integer -> MinConstraintProblem Integer TerminalMarkingReachableInvariant InvariantSize
checkTerminalMarkingReachableSat pp triplets k =
checkLayeredTerminationSat :: PopulationProtocol -> [Triplet] -> Integer -> MinConstraintProblem Integer LayeredTerminationInvariant InvariantSize
checkLayeredTerminationSat pp triplets k =
let makeYName i = (++) (genericReplicate i '\'')
ys = [makeVarMapWith (makeYName i) $ states pp | i <- [1..k]]
b = makeVarMap $ transitions pp
in (minimizeMethod, \sizeLimit ->
("terminal marking reachable", "invariant",
concat (map getNames ys) ++ getNames b,
\fm -> checkTerminalMarkingReachable pp triplets k (fmap fm b) (map (fmap fm) ys) sizeLimit,
\fm -> checkLayeredTermination pp triplets k (fmap fm b) (map (fmap fm) ys) sizeLimit,
\fm -> invariantFromAssignment pp k (fmap fm b) (map (fmap fm) ys)))
minimizeMethod :: Int -> InvariantSize -> String
minimizeMethod 1 (curYSize, _, _) = "number of states in y less than " ++ show (sum curYSize)
minimizeMethod 2 (_, _, curTSize) = "number of transitions in last block less than " ++ show (last curTSize)
minimizeMethod 3 (curYSize, _, curTSize) = "number of transitions in last block less than " ++ show (last curTSize) ++
minimizeMethod 2 (_, _, curTSize) = "number of transitions in last layer less than " ++ show (last curTSize)
minimizeMethod 3 (curYSize, _, curTSize) = "number of transitions in last layer less than " ++ show (last curTSize) ++
" or same number of transitions and number of states in y less than " ++ show curYSize
minimizeMethod 4 (_, curYMax, _) = "maximum coefficient in y is less than " ++ show (maximum curYMax)
minimizeMethod 5 (curYSize, curYMax, _) = "number of states in y less than " ++ show (sum curYSize) ++
" or same number of states and maximum coefficient in y is less than " ++ show (maximum curYMax)
minimizeMethod 6 (curYSize, curYMax, curTSize) = "number of transitions in last block less than " ++ show (last curTSize) ++
minimizeMethod 6 (curYSize, curYMax, curTSize) = "number of transitions in last layer less than " ++ show (last curTSize) ++
" or same number of transitions and number of states in y less than " ++ show (sum curYSize) ++
" or same number of transitions and same number of states and maximum coefficient in y less than " ++ show (maximum curYMax)
minimizeMethod _ _ = error "minimization method not supported"
......@@ -115,11 +115,11 @@ checkSizeLimit k b ys (Just (6, (curYSize, curYMax, curTSize))) =
((foldl smax 0 (concatMap vals ys)) .< literal (fromIntegral (maximum curYMax))))))
checkSizeLimit _ _ _ (Just (_, _)) = error "minimization method not supported"
invariantFromAssignment :: PopulationProtocol -> Integer -> IMap Transition -> [IMap State] -> (TerminalMarkingReachableInvariant, InvariantSize)
invariantFromAssignment :: PopulationProtocol -> Integer -> IMap Transition -> [IMap State] -> (LayeredTerminationInvariant, InvariantSize)
invariantFromAssignment pp k b ys =
(invariant, (map invariantLength invariant, map invariantMaxCoefficient invariant, map blockSize invariant))
(invariant, (map invariantLength invariant, map invariantMaxCoefficient invariant, map layerSize invariant))
where
invariant = [BlockInvariant (i, M.keys (M.filter (== i) b), makeVector y) | (i,y) <- zip [1..] ys]
invariantMaxCoefficient (BlockInvariant (_, _, yi)) = maximum $ vals yi
invariantLength (BlockInvariant (_, _, yi)) = size yi
blockSize (BlockInvariant (_, ti, _)) = length ti
invariant = [LayerInvariant (i, M.keys (M.filter (== i) b), makeVector y) | (i,y) <- zip [1..] ys]
invariantMaxCoefficient (LayerInvariant (_, _, yi)) = maximum $ vals yi
invariantLength (LayerInvariant (_, _, yi)) = size yi
layerSize (LayerInvariant (_, ti, _)) = length ti
src/Solver/TerminalMarkingsUniqueConsensus.hs → src/Solver/StrongConsensus.hs
View file @ c9113b43
{-# LANGUAGE FlexibleContexts #-}
module Solver.TerminalMarkingsUniqueConsensus
(checkTerminalMarkingsUniqueConsensusSat,
TerminalMarkingsUniqueConsensusCounterExample,
module Solver.StrongConsensus
(checkStrongConsensusSat,
StrongConsensusCounterExample,
findTrapConstraintsSat,
findUTrapConstraintsSat,
findUSiphonConstraintsSat,
......@@ -19,7 +19,7 @@ import PopulationProtocol
import Property
import Solver
type TerminalMarkingsUniqueConsensusCounterExample = (Marking, Marking, Marking, FiringVector, FiringVector)
type StrongConsensusCounterExample = (Marking, Marking, Marking, FiringVector, FiringVector)
type StableInequality = (IMap State, Integer)
......@@ -96,9 +96,9 @@ checkInequalityConstraints :: PopulationProtocol -> SIMap State -> SIMap State -
checkInequalityConstraints pp m0 m1 m2 inequalities =
bAnd [ checkInequalityConstraint pp m0 m1 m2 i | i <- inequalities ]
checkTerminalMarkingsUniqueConsensus :: PopulationProtocol -> SIMap State -> SIMap State -> SIMap State -> SIMap Transition -> SIMap Transition ->
checkStrongConsensus :: PopulationProtocol -> SIMap State -> SIMap State -> SIMap State -> SIMap Transition -> SIMap Transition ->
[Trap] -> [Siphon] -> [StableInequality] -> SBool
checkTerminalMarkingsUniqueConsensus pp m0 m1 m2 x1 x2 utraps usiphons inequalities =
checkStrongConsensus pp m0 m1 m2 x1 x2 utraps usiphons inequalities =
stateEquationConstraints pp m0 m1 x1 &&&
stateEquationConstraints pp m0 m2 x2 &&&
initialMarkingConstraints pp m0 &&&
......@@ -114,8 +114,8 @@ checkTerminalMarkingsUniqueConsensus pp m0 m1 m2 x1 x2 utraps usiphons inequalit
checkUSiphonConstraints pp m0 m1 m2 x1 x2 usiphons &&&
checkInequalityConstraints pp m0 m1 m2 inequalities
checkTerminalMarkingsUniqueConsensusSat :: PopulationProtocol -> [Trap] -> [Siphon] -> [StableInequality] -> ConstraintProblem Integer TerminalMarkingsUniqueConsensusCounterExample
checkTerminalMarkingsUniqueConsensusSat pp utraps usiphons inequalities =
checkStrongConsensusSat :: PopulationProtocol -> [Trap] -> [Siphon] -> [StableInequality] -> ConstraintProblem Integer StrongConsensusCounterExample
checkStrongConsensusSat pp utraps usiphons inequalities =
let m0 = makeVarMap $ states pp
m1 = makeVarMapWith prime $ states pp
m2 = makeVarMapWith (prime . prime) $ states pp
......@@ -123,10 +123,10 @@ checkTerminalMarkingsUniqueConsensusSat pp utraps usiphons inequalities =
x2 = makeVarMapWith prime $ transitions pp
in ("unique terminal marking", "(m0, m1, m2, x1, x2)",
getNames m0 ++ getNames m1 ++ getNames m2 ++ getNames x1 ++ getNames x2,
\fm -> checkTerminalMarkingsUniqueConsensus pp (fmap fm m0) (fmap fm m1) (fmap fm m2) (fmap fm x1) (fmap fm x2) utraps usiphons inequalities,
\fm -> checkStrongConsensus pp (fmap fm m0) (fmap fm m1) (fmap fm m2) (fmap fm x1) (fmap fm x2) utraps usiphons inequalities,
\fm -> markingsFromAssignment (fmap fm m0) (fmap fm m1) (fmap fm m2) (fmap fm x1) (fmap fm x2))
markingsFromAssignment :: IMap State -> IMap State -> IMap State -> IMap Transition -> IMap Transition -> TerminalMarkingsUniqueConsensusCounterExample
markingsFromAssignment :: IMap State -> IMap State -> IMap State -> IMap Transition -> IMap Transition -> StrongConsensusCounterExample
markingsFromAssignment m0 m1 m2 x1 x2 =
(makeVector m0, makeVector m1, makeVector m2, makeVector x1, makeVector x2)
......
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