Resolving dependencies... Configuring cereal-0.5.4.0... Configuring entropy-0.3.7... Building cereal-0.5.4.0... Building entropy-0.3.7... Installed cereal-0.5.4.0 Configuring network-2.6.3.1... Configuring transformers-compat-0.5.1.4... Installed entropy-0.3.7 Building transformers-compat-0.5.1.4... Installed transformers-compat-0.5.1.4 Configuring tagged-0.8.5... Building network-2.6.3.1... Building tagged-0.8.5... Installed tagged-0.8.5 Configuring crypto-api-0.13.2... Building crypto-api-0.13.2... Installed network-2.6.3.1 Installed crypto-api-0.13.2 Configuring cipher-aes128-0.7.0.3... Building cipher-aes128-0.7.0.3... Installed cipher-aes128-0.7.0.3 Configuring commsec-0.2... Building commsec-0.2... Failed to install commsec-0.2 Build log ( /home/builder/.cabal/logs/commsec-0.2.log ): cabal: Entering directory '/tmp/cabal-tmp-21652/commsec-0.2' Configuring commsec-0.2... Building commsec-0.2... Preprocessing library commsec-0.2... [1 of 2] Compiling Network.CommSec.Package ( Network/CommSec/Package.hs, dist/build/Network/CommSec/Package.o ) Network/CommSec/Package.hs:39:39: error: Module ‘Crypto.Cipher.AES128.Internal’ does not export ‘AESKey’ cabal: Leaving directory '/tmp/cabal-tmp-21652/commsec-0.2' cabal: Error: some packages failed to install: commsec-0.2 failed during the building phase. The exception was: ExitFailure 1