Resolving dependencies...
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Starting     call-stack-0.4.0
Starting     colour-2.3.6
Starting     cmdargs-0.10.21
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Starting     splitmix-0.1.0.4
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Starting     unbounded-delays-0.1.1.1
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Starting     wcwidth-0.0.2
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Starting     ansi-terminal-0.11.3
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Completed    ansi-terminal-0.11.3
Starting     ansi-wl-pprint-0.6.9
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Completed    cmdargs-0.10.21
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Starting     optparse-applicative-0.17.0.0
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Starting     QuickCheck-2.14.2
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Starting     tasty-1.4.2.3
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Starting     tasty-hunit-0.10.0.3
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Starting     tasty-quickcheck-0.10.2
Building     tasty-quickcheck-0.10.2
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Completed    tasty-quickcheck-0.10.2
Downloading  hath-0.5.7
Downloaded   hath-0.5.7
Starting     hath-0.5.7
Building     hath-0.5.7
Completed    hath-0.5.7
Warning: could not create a symlink in /home/builder/.cabal/bin for hath
because the file exists there already but is not managed by cabal. You can
create a symlink for this executable manually if you wish. The executable file
has been installed at
/home/builder/hackage-server/build-cache/tmp-install/bin/hath