Resolving dependencies... Warning: The following packages are likely to be broken by the reinstalls: text-1.2.3.2 parsec-3.1.14.0 Cabal-3.2.0.0 libiserv-8.10.2 ghci-8.10.2 ghc-8.10.2 ghc-boot-8.10.2 process-1.6.9.0 haskeline-0.8.0.1 directory-1.3.6.0 hpc-0.6.1.0 Continuing even though the plan contains dangerous reinstalls. Starting cabal-doctest-1.0.8 Starting StateVar-1.2.2 Starting bytestring-0.10.12.0 Starting base-orphans-0.8.4 Building StateVar-1.2.2 Building cabal-doctest-1.0.8 Building base-orphans-0.8.4 Building bytestring-0.10.12.0 Completed StateVar-1.2.2 Starting call-stack-0.4.0 Building call-stack-0.4.0 Completed cabal-doctest-1.0.8 Starting clock-0.8.2 Building clock-0.8.2 Completed call-stack-0.4.0 Starting co-log-core-0.2.1.1 Building co-log-core-0.2.1.1 Completed base-orphans-0.8.4 Starting colour-2.3.6 Completed clock-0.8.2 Starting containers-0.6.5.1 Building colour-2.3.6 Building containers-0.6.5.1 Completed co-log-core-0.2.1.1 Starting dlist-1.0 Building dlist-1.0 Completed dlist-1.0 Starting flow-1.0.22 Building flow-1.0.22 Completed flow-1.0.22 Starting integer-logarithms-1.0.3.1 Building integer-logarithms-1.0.3.1 Completed colour-2.3.6 Starting primitive-0.7.1.0 Building primitive-0.7.1.0 Completed integer-logarithms-1.0.3.1 Starting reflection-2.1.6 Building reflection-2.1.6 Completed bytestring-0.10.12.0 Starting safe-0.3.19 Building safe-0.3.19 Completed safe-0.3.19 Starting semigroups-0.19.1 Completed reflection-2.1.6 Starting semiring-simple-1.0.0.1 Building semigroups-0.19.1 Building semiring-simple-1.0.0.1 Completed semigroups-0.19.1 Starting splitmix-0.1.0.3 Completed semiring-simple-1.0.0.1 Starting tagged-0.8.6.1 Building splitmix-0.1.0.3 Building tagged-0.8.6.1 Completed splitmix-0.1.0.3 Starting time-1.11.1.2 Completed tagged-0.8.6.1 Starting torsor-0.1 Building torsor-0.1 Completed primitive-0.7.1.0 Starting transformers-compat-0.7 Building time-1.11.1.2 Building transformers-compat-0.7 Completed torsor-0.1 Starting unbounded-delays-0.1.1.1 Building unbounded-delays-0.1.1.1 Completed unbounded-delays-0.1.1.1 Starting void-0.7.3 Building void-0.7.3 Completed transformers-compat-0.7 Starting contravariant-1.5.5 Completed void-0.7.3 Starting ansi-terminal-0.10.3 Building contravariant-1.5.5 Building ansi-terminal-0.10.3 Completed contravariant-1.5.5 Starting random-1.2.0 Building random-1.2.0 Completed ansi-terminal-0.10.3 Starting distributive-0.6.2.1 Building distributive-0.6.2.1 Completed distributive-0.6.2.1 Starting vector-0.12.2.0 Building vector-0.12.2.0 Completed time-1.11.1.2 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Completed transformers-base-0.4.5.2 Starting ansi-wl-pprint-0.6.9 Completed random-1.2.0 Starting unix-2.7.2.2 Building ansi-wl-pprint-0.6.9 Completed ansi-wl-pprint-0.6.9 Building unix-2.7.2.2 Completed containers-0.6.5.1 Starting wcwidth-0.0.2 Starting th-abstraction-0.4.2.0 Building wcwidth-0.0.2 Building th-abstraction-0.4.2.0 Completed wcwidth-0.0.2 Starting parallel-3.2.2.0 Building parallel-3.2.2.0 Completed parallel-3.2.2.0 Starting indexed-traversable-0.1.1 Building indexed-traversable-0.1.1 Completed th-abstraction-0.4.2.0 Starting binary-0.8.8.0 Building binary-0.8.8.0 Completed indexed-traversable-0.1.1 Starting QuickCheck-2.14.2 Building QuickCheck-2.14.2 Completed binary-0.8.8.0 Starting comonad-5.0.8 Building comonad-5.0.8 Completed unix-2.7.2.2 Starting text-1.2.4.1 Building text-1.2.4.1 Completed comonad-5.0.8 Starting directory-1.3.6.2 Building directory-1.3.6.2 Completed vector-0.12.2.0 Starting base-compat-0.11.2 Building base-compat-0.11.2 Completed directory-1.3.6.2 Starting bifunctors-5.5.11 Building bifunctors-5.5.11 Completed base-compat-0.11.2 Starting typerep-map-0.3.3.0 Building typerep-map-0.3.3.0 Completed QuickCheck-2.14.2 Starting nonempty-vector-0.2.1.0 Building nonempty-vector-0.2.1.0 Completed typerep-map-0.3.3.0 Starting process-1.6.12.0 Completed bifunctors-5.5.11 Starting base-compat-batteries-0.11.2 Completed text-1.2.4.1 Starting profunctors-5.6.2 Building base-compat-batteries-0.11.2 Building profunctors-5.6.2 Building process-1.6.12.0 Completed nonempty-vector-0.2.1.0 Starting assoc-1.0.2 Building assoc-1.0.2 Completed assoc-1.0.2 Starting hashable-1.3.2.0 Completed process-1.6.12.0 Starting optparse-applicative-0.16.1.0 Building hashable-1.3.2.0 Building optparse-applicative-0.16.1.0 Completed base-compat-batteries-0.11.2 Starting cmdargs-0.10.21 Building cmdargs-0.10.21 Completed hashable-1.3.2.0 Starting uuid-types-1.0.5 Building uuid-types-1.0.5 Completed profunctors-5.6.2 Starting unordered-containers-0.2.14.0 Building unordered-containers-0.2.14.0 Completed uuid-types-1.0.5 Starting time-compat-1.9.6 Completed optparse-applicative-0.16.1.0 Starting these-1.1.1.1 Building time-compat-1.9.6 Building these-1.1.1.1 Completed time-compat-1.9.6 Starting scientific-0.3.7.0 Building scientific-0.3.7.0 Completed these-1.1.1.1 Starting data-fix-0.3.2 Building data-fix-0.3.2 Completed data-fix-0.3.2 Starting tasty-1.4.1 Building tasty-1.4.1 Completed scientific-0.3.7.0 Starting strict-0.4.0.1 Building strict-0.4.0.1 Completed unordered-containers-0.2.14.0 Starting attoparsec-0.13.2.5 Building attoparsec-0.13.2.5 Completed cmdargs-0.10.21 Starting semigroupoids-5.3.5 Building semigroupoids-5.3.5 Completed strict-0.4.0.1 Starting invariant-0.5.4 Building invariant-0.5.4 Completed tasty-1.4.1 Starting indexed-traversable-instances-0.1 Building indexed-traversable-instances-0.1 Completed indexed-traversable-instances-0.1 Starting tasty-hunit-0.10.0.3 Building tasty-hunit-0.10.0.3 Completed attoparsec-0.13.2.5 Starting witherable-0.4.1 Building witherable-0.4.1 Completed tasty-hunit-0.10.0.3 Starting aeson-1.5.6.0 Building aeson-1.5.6.0 Completed invariant-0.5.4 Completed semigroupoids-5.3.5 Starting free-5.1.7 Building free-5.1.7 Completed witherable-0.4.1 Starting interval-algebra-0.8.2 Building interval-algebra-0.8.2 Completed interval-algebra-0.8.2 Completed free-5.1.7 Starting adjunctions-4.4 Building adjunctions-4.4 Completed adjunctions-4.4 Starting kan-extensions-5.2.3 Building kan-extensions-5.2.3 Completed aeson-1.5.6.0 Starting chronos-1.1.1 Starting nonempty-containers-0.3.4.1 Building nonempty-containers-0.3.4.1 Building chronos-1.1.1 Completed kan-extensions-5.2.3 Starting lens-5.0.1 Building lens-5.0.1 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-8.10.2/co-log-0.4.0.1-GvyTY0BJyfCDRlvzApYPDn.log ): cabal: Entering directory '/tmp/cabal-tmp-22774/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-22774/co-log-0.4.0.1' Completed nonempty-containers-0.3.4.1 Completed lens-5.0.1 cabal: Error: some packages failed to install: co-log-0.4.0.1-GvyTY0BJyfCDRlvzApYPDn failed during the building phase. The exception was: ExitFailure 1 hasklepias-0.13.1-F05FVIiOrGn8ELKpcH3sRb depends on hasklepias-0.13.1 which failed to install.