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definition:
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checkPostCon :: String -> SMT.Term -> SMT.Term -> SMT.Term
-> TransStateM (Maybe String)
checkPostCon scripttitle assertion impbindings imp = do
optcontract <- lift $ getOption optContract
if optcontract > 1
then do
smt <- generateSMT scripttitle assertion impbindings imp
mbbool <- checkSMT evalPostCon []
(\name args _ -> "Call" ++ printCall name args ++
"violates " ++ toPostCondName name)
smt
return $
maybe Nothing
(\b -> if b
then Just $ "; proved by: z3 -smt2 <SMTFILE>\n\n" ++
showSMT (smt ++ checkSatCommands)
else Nothing)
mbbool
else return Nothing
|
|
demand:
|
no demanded arguments
|
|
deterministic:
|
deterministic operation
|
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documentation:
|
-- Checks the satisfiability of the given assertion and checks the post
-- condition if the assertion is satisfiable.
-- If it is satisfiable, just the script to prove it is returned,
-- other `Nothing` is returned.
|
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indeterministic:
|
referentially transparent operation
|
|
infix:
|
no fixity defined
|
|
iotype:
|
{(_,_,_,_) |-> _}
|
|
name:
|
checkPostCon
|
|
precedence:
|
no precedence defined
|
|
result-values:
|
_
|
|
signature:
|
String -> Language.SMTLIB.Types.Term -> Language.SMTLIB.Types.Term
-> Language.SMTLIB.Types.Term
-> Control.Monad.Trans.State.StateT TransState.TransState (Control.Monad.Trans.State.StateT VerifierState.VState Prelude.IO) (Prelude.Maybe String)
|
|
solution-complete:
|
operation might suspend on free variables
|
|
terminating:
|
possibly non-terminating
|
|
totally-defined:
|
possibly non-reducible on same data term
|