| definition: |
callSMT :: Options -> String -> IO (Maybe String)
callSMT opts smtinput = do
printWhenIntermediate opts $ "SMT SCRIPT:\n" ++ showWithLineNums smtinput
printWhenIntermediate opts $ "CALLING Z3..."
(ecode,out,err) <- evalCmd "z3"
["-smt2", "-in", "-T:" ++ show (optTimeout opts)]
smtinput
when (ecode>0) $ do printWhenIntermediate opts $ "EXIT CODE: " ++ show ecode
writeFile "error.smt" smtinput
printWhenIntermediate opts $ "RESULT:\n" ++ out
unless (null err) $ printWhenIntermediate opts $ "ERROR:\n" ++ err
let unsat = let ls = lines out in not (null ls) && head ls == "unsat"
return $ if unsat
then Just $ "; proved by: z3 -smt2 <SMTFILE>\n\n" ++ smtinput
else Nothing
|
| demand: |
no demanded arguments |
| deterministic: |
deterministic operation |
| documentation: |
-- Calls the SMT solver (with a timeout of 2secs) on a given SMTLIB script. -- Returns `Just` the SMT script if the result is `unsat`, otherwise `Nothing`. |
| failfree: |
<FAILING> |
| indeterministic: |
referentially transparent operation |
| infix: |
no fixity defined |
| iotype: |
{(_,_) |-> _}
|
| name: |
callSMT |
| precedence: |
no precedence defined |
| result-values: |
_ |
| signature: |
ToolOptions.Options -> String -> 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 |