Resolving dependencies...
Configuring base-orphans-0.5.4...
Configuring data-default-class-0.1.2.0...
Building base-orphans-0.5.4...
Building data-default-class-0.1.2.0...
Installed base-orphans-0.5.4
Configuring dlist-0.8.0.2...
Building dlist-0.8.0.2...
Configuring mtl-2.2.1...
Installed data-default-class-0.1.2.0
Building mtl-2.2.1...
Configuring primitive-0.6.1.0...
Installed dlist-0.8.0.2
Building primitive-0.6.1.0...
Configuring old-locale-1.0.0.7...
Installed mtl-2.2.1
Building old-locale-1.0.0.7...
Configuring stm-2.4.4.1...
Installed old-locale-1.0.0.7
Building stm-2.4.4.1...
Configuring semigroups-0.18.2...
Installed primitive-0.6.1.0
Building semigroups-0.18.2...
Configuring transformers-compat-0.5.1.4...
Installed semigroups-0.18.2
Configuring text-1.2.2.1...
Installed stm-2.4.4.1
Building transformers-compat-0.5.1.4...
Building text-1.2.2.1...
Installed transformers-compat-0.5.1.4
Configuring data-default-instances-dlist-0.0.1...
Building data-default-instances-dlist-0.0.1...
Configuring data-default-instances-old-locale-0.0.1...
Installed data-default-instances-dlist-0.0.1
Building data-default-instances-old-locale-0.0.1...
Configuring data-default-instances-containers-0.0.1...
Installed data-default-instances-old-locale-0.0.1
Building data-default-instances-containers-0.0.1...
Configuring StateVar-1.1.0.4...
Installed data-default-instances-containers-0.0.1
Building StateVar-1.1.0.4...
Configuring vector-0.11.0.0...
Installed StateVar-1.1.0.4
Building vector-0.11.0.0...
Configuring tagged-0.8.5...
Installed text-1.2.2.1
Building tagged-0.8.5...
Installed tagged-0.8.5
Configuring data-default-0.7.1.1...
Building data-default-0.7.1.1...
Installed data-default-0.7.1.1
Configuring hashable-1.2.4.0...
Building hashable-1.2.4.0...
Configuring parsec-3.1.11...
Installed hashable-1.2.4.0
Building parsec-3.1.11...
Configuring distributive-0.5.0.2...
Installed parsec-3.1.11
Installed vector-0.11.0.0
Configuring scientific-0.3.4.9...
Building scientific-0.3.4.9...
Building distributive-0.5.0.2...
Configuring void-0.7.1...
Installed distributive-0.5.0.2
Installed scientific-0.3.4.9
Configuring attoparsec-0.13.1.0...
Building void-0.7.1...
Building attoparsec-0.13.1.0...
Installed void-0.7.1
Configuring contravariant-1.4...
Building contravariant-1.4...
Installed contravariant-1.4
Configuring comonad-5...
Installed attoparsec-0.13.1.0
Building comonad-5...
Installed comonad-5
Configuring bifunctors-5.4.1...
Building bifunctors-5.4.1...
Installed bifunctors-5.4.1
Downloading ace-0.0...
Configuring ace-0.0...
Building ace-0.0...
Failed to install ace-0.0
Build log ( /home/builder/.cabal/logs/ace-0.0.log ):
cabal: Entering directory '/tmp/cabal-tmp-3038/ace-0.0'
Configuring ace-0.0...
Building ace-0.0...
Preprocessing library ace-0.0...
[1 of 6] Compiling ACE.Types.Tokens ( src/ACE/Types/Tokens.hs, dist/build/ACE/Types/Tokens.o )
[2 of 6] Compiling ACE.Types.Syntax ( src/ACE/Types/Syntax.hs, dist/build/ACE/Types/Syntax.o )

src/ACE/Types/Syntax.hs:10:1: error:
    Failed to load interface for ‘ACE.Pretty’
    Use -v to see a list of the files searched for.
cabal: Leaving directory '/tmp/cabal-tmp-3038/ace-0.0'
cabal: Error: some packages failed to install:
ace-0.0 failed during the building phase. The exception was:
ExitFailure 1