Preprocessing test suite 'tests' for jose-0.3.38.0...
test/Test.hs:17:8:
Could not find module ‘JWK’
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test/Test.hs:18:8:
Could not find module ‘JWS’
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test/Test.hs:19:8:
Could not find module ‘JWT’
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test/Test.hs:20:8:
Could not find module ‘Types’
Perhaps you meant
CTypes (needs flag -package haskell98-2.0.0.3)
Type (needs flag -package ghc-7.8.4)
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Citing from http://hydra.cryp.to/build/606676/nixlog/1/raw: