Configuring mwc-random-0.13.3.1...
Building mwc-random-0.13.3.1...
Preprocessing library mwc-random-0.13.3.1...
[1 of 3] Compiling System.Random.MWC ( System/Random/MWC.hs, dist/dist-sandbox-9e6f17ce/build/System/Random/MWC.o )
System/Random/MWC.hs:106:1: Warning:
The import of ‘Bits’ from module ‘Data.Bits’ is redundant
[2 of 3] Compiling System.Random.MWC.Distributions ( System/Random/MWC/Distributions.hs, dist/dist-sandbox-9e6f17ce/build/System/Random/MWC/Distributions.o )
System/Random/MWC/Distributions.hs:239:28:
Not in scope: type constructor or class ‘Traversable’
Configuring mwc-random-0.13.3.1... Building mwc-random-0.13.3.1... Preprocessing library mwc-random-0.13.3.1... [1 of 3] Compiling System.Random.MWC ( System/Random/MWC.hs, dist/dist-sandbox-9e6f17ce/build/System/Random/MWC.o )
System/Random/MWC.hs:106:1: Warning: The import of ‘Bits’ from module ‘Data.Bits’ is redundant [2 of 3] Compiling System.Random.MWC.Distributions ( System/Random/MWC/Distributions.hs, dist/dist-sandbox-9e6f17ce/build/System/Random/MWC/Distributions.o )
System/Random/MWC/Distributions.hs:239:28: Not in scope: type constructor or class ‘Traversable’