Resolving dependencies...
Configuring base-compat-0.9.1...
Configuring base-orphans-0.5.4...
Building base-orphans-0.5.4...
Building base-compat-0.9.1...
Installed base-orphans-0.5.4
Configuring dlist-0.8.0.2...
Building dlist-0.8.0.2...
Configuring mtl-2.2.1...
Installed base-compat-0.9.1
Building mtl-2.2.1...
Configuring parallel-3.2.1.0...
Installed dlist-0.8.0.2
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Configuring primitive-0.6.1.0...
Installed parallel-3.2.1.0
Building primitive-0.6.1.0...
Configuring prelude-extras-0.4.0.3...
Installed mtl-2.2.1
Building prelude-extras-0.4.0.3...
Configuring reflection-2.1.2...
Installed primitive-0.6.1.0
Configuring semigroups-0.18.2...
Installed prelude-extras-0.4.0.3
Building reflection-2.1.2...
Building semigroups-0.18.2...
Configuring stm-2.4.4.1...
Installed semigroups-0.18.2
Building stm-2.4.4.1...
Configuring time-locale-compat-0.1.1.3...
Installed stm-2.4.4.1
Configuring text-1.2.2.1...
Installed reflection-2.1.2
Building time-locale-compat-0.1.1.3...
Building text-1.2.2.1...
Configuring transformers-compat-0.5.1.4...
Installed time-locale-compat-0.1.1.3
Building transformers-compat-0.5.1.4...
Installed transformers-compat-0.5.1.4
Configuring vector-0.11.0.0...
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Configuring exceptions-0.8.3...
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Configuring hashable-1.2.4.0...
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Installed hashable-1.2.4.0
Configuring scientific-0.3.4.9...
Building scientific-0.3.4.9...
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Configuring unordered-containers-0.2.7.1...
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Building unordered-containers-0.2.7.1...
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Configuring comonad-5...
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Building aeson-1.0.2.1...
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Installed kan-extensions-5.0.1
Configuring lens-4.15.1...
Building lens-4.15.1...
Installed lens-4.15.1
Downloading aeson-lens-0.1.0.1...
Configuring aeson-lens-0.1.0.1...
Building aeson-lens-0.1.0.1...
Failed to install aeson-lens-0.1.0.1
Build log ( /home/builder/.cabal/logs/aeson-lens-0.1.0.1.log ):
cabal: Entering directory '/tmp/cabal-tmp-16358/aeson-lens-0.1.0.1'
Configuring aeson-lens-0.1.0.1...
Building aeson-lens-0.1.0.1...
Preprocessing library aeson-lens-0.1.0.1...
[1 of 1] Compiling Data.Aeson.Lens  ( Data/Aeson/Lens.hs, dist/build/Data/Aeson/Lens.o )

Data/Aeson/Lens.hs:31:15: error:
    Not in scope: type constructor or class ‘SimpleIndexedLens’

Data/Aeson/Lens.hs:80:11: error:
    Not in scope: type constructor or class ‘SimpleIndexedLens’

Data/Aeson/Lens.hs:101:11: error:
    Not in scope: type constructor or class ‘SimpleIndexedLens’
cabal: Leaving directory '/tmp/cabal-tmp-16358/aeson-lens-0.1.0.1'
cabal: Error: some packages failed to install:
aeson-lens-0.1.0.1 failed during the building phase. The exception was:
ExitFailure 1