Build #2 for distributed-closure-0.3.0.0

[all reports]

Package distributed-closure-0.3.0.0
Install BuildFailed
Docs NotTried
Tests NotTried
Time submitted 2016-11-26 17:04:30.345295 UTC
Compiler ghc-8.0.1.20161018
OS linux
Arch x86_64
Dependencies base-4.9.0.0, binary-0.8.3.0, bytestring-0.10.8.1, constraints-0.8, syb-0.6, template-haskell-2.11.0.0
Flags none

Code Coverage

No Code Coverage was submitted for this report.

Build log

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Resolving dependencies...
Configuring mtl-2.2.1...
Configuring syb-0.6...
Building syb-0.6...
Building mtl-2.2.1...
Configuring text-1.2.2.1...
Installed syb-0.6
Configuring transformers-compat-0.5.1.4...
Installed mtl-2.2.1
Building text-1.2.2.1...
Building transformers-compat-0.5.1.4...
Installed transformers-compat-0.5.1.4
Installed text-1.2.2.1
Configuring hashable-1.2.4.0...
Building hashable-1.2.4.0...
Installed hashable-1.2.4.0
Configuring constraints-0.8...
Building constraints-0.8...
Installed constraints-0.8
Configuring distributed-closure-0.3.0.0...
Building distributed-closure-0.3.0.0...
Failed to install distributed-closure-0.3.0.0
Build log ( /home/builder/.cabal/logs/distributed-closure-0.3.0.0.log ):
cabal: Entering directory '/tmp/cabal-tmp-2186/distributed-closure-0.3.0.0'
Configuring distributed-closure-0.3.0.0...
Building distributed-closure-0.3.0.0...
Preprocessing library distributed-closure-0.3.0.0...
[1 of 3] Compiling Control.Distributed.Closure.Internal ( src/Control/Distributed/Closure/Internal.hs, dist/build/Control/Distributed/Closure/Internal.o )

src/Control/Distributed/Closure/Internal.hs:32:1: warning: [-Wunused-imports]
    The import of ‘GHC.Fingerprint’ is redundant
      except perhaps to import instances from ‘GHC.Fingerprint’
    To import instances alone, use: import GHC.Fingerprint()
[2 of 3] Compiling Control.Distributed.Closure ( src/Control/Distributed/Closure.hs, dist/build/Control/Distributed/Closure.o )

src/Control/Distributed/Closure.hs:48:1: error:
    • Potential superclass cycle for ‘Static’
        one of whose superclass constraints is headed by a type variable:
          ‘c’
      Use UndecidableSuperClasses to accept this
    • In the class declaration for ‘Static’
cabal: Leaving directory '/tmp/cabal-tmp-2186/distributed-closure-0.3.0.0'
cabal: Error: some packages failed to install:
distributed-closure-0.3.0.0 failed during the building phase. The exception
was:
ExitFailure 1

Test log

No test log was submitted for this report.