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[ 6 of 23] Compiling Hagl.Exec        ( Hagl/Exec.hs, interpreted )

Hagl/Exec.hs:261:21: error:
    • Could not deduce (MonadFail (ExecM g))
        arising from a use of ‘processLocation’
      from the context: (Game g, Eq (Move g))
        bound by the type signature for:
                   step :: forall g. (Game g, Eq (Move g)) => ExecM g (Maybe Payoff)
        at Hagl/Exec.hs:260:1-55
    • In the second argument of ‘(>>=)’, namely ‘processLocation’
      In the expression: location >>= processLocation
      In an equation for ‘step’:
          step
            = location >>= processLocation
            where
                processLocation l
                  = case treeAction l of
                      Decision i -> decide i >>= performMove l
                      Chance d -> fromDist d >>= performMove l
                      Payoff p -> givePayoff p
                performMove l m
                  = do e <- getExec
                       ....
                inc (Decision p) ns = setForPlayer p (forPlayer p ns + 1) ns
                inc _ ns = ns
                decide i
                  = do p <- liftM (forPlayer i) players
                       ....
                ....
    |
261 | step = location >>= processLocation
    |                     ^^^^^^^^^^^^^^^

Hagl/Exec.hs:318:10: error:
    • No instance for (Applicative (ExecM g))
        arising from the superclasses of an instance declaration
    • In the instance declaration for ‘Monad (ExecM g)’
    |
318 | instance Monad (ExecM g) where
    |          ^^^^^^^^^^^^^^^

Hagl/Exec.hs:321:10: error:
    • No instance for (Applicative (StratM s g))
        arising from the superclasses of an instance declaration
    • In the instance declaration for ‘Monad (StratM s g)’
    |
321 | instance Monad (StratM s g) where
    |          ^^^^^^^^^^^^^^^^^^
Failed, five modules loaded.

Loading package Hagl-3.0.0 ... <command line>: can't load .so/.DLL for: /vagrant/.cabal-sandbox/lib/x86_64-linux-ghc-7.8.3/Hagl-3.0.0/libHSHagl-3.0.0-ghc7.8.3.so (/vagrant/.cabal-sandbox/lib/x86_64-linux-ghc-7.8.3/Hagl-3.0.0/libHSHagl-3.0.0-ghc7.8.3.so: undefined symbol: Haglzm3zi0zi0_HaglziHistory_zuscore1_info)