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Installed base-compat-0.9.1
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Downloading liquid-fixpoint-0.2.3.2...
Configuring liquid-fixpoint-0.2.3.2...
Building liquid-fixpoint-0.2.3.2...
Failed to install liquid-fixpoint-0.2.3.2
Build log ( /home/builder/.cabal/logs/liquid-fixpoint-0.2.3.2.log ):
cabal: Entering directory '/tmp/cabal-tmp-978/liquid-fixpoint-0.2.3.2'
[1 of 1] Compiling Main             ( /tmp/cabal-tmp-978/liquid-fixpoint-0.2.3.2/dist/setup/setup.hs, /tmp/cabal-tmp-978/liquid-fixpoint-0.2.3.2/dist/setup/Main.o )
Linking /tmp/cabal-tmp-978/liquid-fixpoint-0.2.3.2/dist/setup/setup ...
Configuring liquid-fixpoint-0.2.3.2...
Building liquid-fixpoint-0.2.3.2...
Preprocessing library liquid-fixpoint-0.2.3.2...
[ 1 of 13] Compiling Language.Fixpoint.Misc ( src/Language/Fixpoint/Misc.hs, dist/build/Language/Fixpoint/Misc.o )
[ 2 of 13] Compiling Language.Fixpoint.Names ( src/Language/Fixpoint/Names.hs, dist/build/Language/Fixpoint/Names.o )
[ 3 of 13] Compiling Language.Fixpoint.Types ( src/Language/Fixpoint/Types.hs, dist/build/Language/Fixpoint/Types.o )

src/Language/Fixpoint/Types.hs:777:10: error:
    • Overlapping instances for Fixpoint FEnv
        arising from a use of ‘Language.Fixpoint.Types.$dmsimplify’
      Matching instances:
        instance Fixpoint FEnv
          -- Defined at src/Language/Fixpoint/Types.hs:777:10
        instance Fixpoint a => Fixpoint (SEnv a)
          -- Defined at src/Language/Fixpoint/Types.hs:790:10
    • In the expression: Language.Fixpoint.Types.$dmsimplify @FEnv
      In an equation for ‘simplify’:
          simplify = Language.Fixpoint.Types.$dmsimplify @FEnv
      In the instance declaration for ‘Fixpoint FEnv’
cabal: Leaving directory '/tmp/cabal-tmp-978/liquid-fixpoint-0.2.3.2'
Installed aeson-1.0.2.1
cabal: Error: some packages failed to install:
liquid-fixpoint-0.2.3.2 failed during the building phase. The exception was:
ExitFailure 1
liquidhaskell-0.2.0.0 depends on liquid-fixpoint-0.2.3.2 which failed to
install.