Resolving dependencies...
Starting     cabal-doctest-1.0.8
Starting     StateVar-1.2
Starting     base-orphans-0.8.3
Starting     base-compat-0.11.2
Building     cabal-doctest-1.0.8
Building     base-orphans-0.8.3
Building     StateVar-1.2
Building     base-compat-0.11.2
Completed    StateVar-1.2
Starting     co-log-core-0.2.1.1
Building     co-log-core-0.2.1.1
Completed    cabal-doctest-1.0.8
Starting     colour-2.3.5
Building     colour-2.3.5
Completed    co-log-core-0.2.1.1
Starting     dlist-1.0
Building     dlist-1.0
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Starting     hashable-1.3.0.0
Building     hashable-1.3.0.0
Completed    base-compat-0.11.2
Starting     integer-logarithms-1.0.3
Building     integer-logarithms-1.0.3
Completed    dlist-1.0
Starting     microlens-0.4.11.2
Building     microlens-0.4.11.2
Completed    colour-2.3.5
Starting     primitive-0.7.1.0
Completed    integer-logarithms-1.0.3
Starting     semigroups-0.19.1
Building     primitive-0.7.1.0
Building     semigroups-0.19.1
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Starting     splitmix-0.1.0.1
Building     splitmix-0.1.0.1
Completed    semigroups-0.19.1
Starting     tagged-0.8.6
Building     tagged-0.8.6
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Starting     th-abstraction-0.4.0.0
Building     th-abstraction-0.4.0.0
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Starting     torsor-0.1
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Starting     transformers-compat-0.6.6
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Starting     unliftio-core-0.2.0.1
Building     transformers-compat-0.6.6
Building     unliftio-core-0.2.0.1
Completed    unliftio-core-0.2.0.1
Starting     contravariant-1.5.2
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Starting     time-compat-1.9.3
Building     contravariant-1.5.2
Building     time-compat-1.9.3
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Starting     base-compat-batteries-0.11.2
Building     base-compat-batteries-0.11.2
Completed    contravariant-1.5.2
Starting     ansi-terminal-0.10.3
Building     ansi-terminal-0.10.3
Completed    time-compat-1.9.3
Starting     unordered-containers-0.2.13.0
Completed    primitive-0.7.1.0
Starting     data-fix-0.3.0
Building     unordered-containers-0.2.13.0
Building     data-fix-0.3.0
Completed    base-compat-batteries-0.11.2
Starting     random-1.2.0
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Starting     distributive-0.6.2
Building     random-1.2.0
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Starting     vector-0.12.1.2
Building     vector-0.12.1.2
Building     distributive-0.6.2
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Starting     scientific-0.3.6.2
Building     scientific-0.3.6.2
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Starting     comonad-5.0.6
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Starting     uuid-types-1.0.3
Building     uuid-types-1.0.3
Building     comonad-5.0.6
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Starting     attoparsec-0.13.2.4
Building     attoparsec-0.13.2.4
Completed    uuid-types-1.0.3
Completed    comonad-5.0.6
Starting     bifunctors-5.5.8
Building     bifunctors-5.5.8
Completed    attoparsec-0.13.2.4
Completed    bifunctors-5.5.8
Starting     assoc-1.0.2
Building     assoc-1.0.2
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Starting     these-1.1.1.1
Building     these-1.1.1.1
Completed    these-1.1.1.1
Starting     strict-0.4
Building     strict-0.4
Completed    vector-0.12.1.2
Starting     typerep-map-0.3.3.0
Building     typerep-map-0.3.3.0
Completed    strict-0.4
Starting     aeson-1.5.4.1
Building     aeson-1.5.4.1
Completed    typerep-map-0.3.3.0
Completed    aeson-1.5.4.1
Starting     chronos-1.1.1
Building     chronos-1.1.1
Completed    chronos-1.1.1
Starting     co-log-0.4.0.1
Building     co-log-0.4.0.1
Failed to install co-log-0.4.0.1
Build log ( /home/builder/.cabal/logs/ghc-8.6.3/co-log-0.4.0.1-3n3nxCrYH96ClfT6Y9247l.log ):
cabal: Entering directory '/tmp/cabal-tmp-2900/co-log-0.4.0.1'
Configuring co-log-0.4.0.1...
Preprocessing executable 'tutorial-intro' for co-log-0.4.0.1..
Building executable 'tutorial-intro' for co-log-0.4.0.1..
ghc: could not execute: markdown-unlit
cabal: Leaving directory '/tmp/cabal-tmp-2900/co-log-0.4.0.1'
cabal: Error: some packages failed to install:
co-log-0.4.0.1-3n3nxCrYH96ClfT6Y9247l failed during the building phase. The
exception was:
ExitFailure 1
little-logger-0.3.1-AA3OrUwikJa76rtoIZoo8z depends on little-logger-0.3.1
which failed to install.