Warning: The install command is a part of the legacy v1 style of cabal usage. Please switch to using either the new project style and the new-install command or the legacy v1-install alias as new-style projects will become the default in the next version of cabal-install. Please file a bug if you cannot replicate a working v1- use case with the new-style commands. For more information, see: https://wiki.haskell.org/Cabal/NewBuild Resolving dependencies... Starting base-orphans-0.8.1 Starting StateVar-1.2 Starting base-unicode-symbols-0.2.4.2 Starting base-compat-0.10.5 Building StateVar-1.2 Building base-orphans-0.8.1 Building base-unicode-symbols-0.2.4.2 Building base-compat-0.10.5 Completed base-orphans-0.8.1 Starting base64-bytestring-1.0.0.2 Completed StateVar-1.2 Starting basement-0.0.11 Completed base-unicode-symbols-0.2.4.2 Building base64-bytestring-1.0.0.2 Starting blaze-builder-0.4.1.0 Building basement-0.0.11 Building blaze-builder-0.4.1.0 Completed base64-bytestring-1.0.0.2 Starting cabal-doctest-1.0.6 Building cabal-doctest-1.0.6 Completed blaze-builder-0.4.1.0 Starting cereal-0.5.8.1 Completed base-compat-0.10.5 Starting colour-2.3.5 Building cereal-0.5.8.1 Building colour-2.3.5 Completed cabal-doctest-1.0.6 Starting data-default-class-0.1.2.0 Building data-default-class-0.1.2.0 Completed data-default-class-0.1.2.0 Starting dlist-0.8.0.7 Building dlist-0.8.0.7 Completed dlist-0.8.0.7 Starting hashable-1.3.0.0 Completed cereal-0.5.8.1 Starting hourglass-0.2.12 Building hashable-1.3.0.0 Completed colour-2.3.5 Starting integer-logarithms-1.0.3 Building hourglass-0.2.12 Building integer-logarithms-1.0.3 Completed integer-logarithms-1.0.3 Starting loop-0.3.0 Building loop-0.3.0 Completed hashable-1.3.0.0 Starting mime-types-0.1.0.9 Building mime-types-0.1.0.9 Completed loop-0.3.0 Starting network-3.1.0.1 Building network-3.1.0.1 Completed hourglass-0.2.12 Starting network-uri-2.6.1.0 Building network-uri-2.6.1.0 Completed mime-types-0.1.0.9 Starting old-locale-1.0.0.7 Building old-locale-1.0.0.7 Completed network-uri-2.6.1.0 Starting primitive-0.7.0.0 Completed old-locale-1.0.0.7 Starting random-1.1 Building primitive-0.7.0.0 Building random-1.1 Completed network-3.1.0.1 Starting semigroups-0.19 Building semigroups-0.19 Completed random-1.1 Starting split-0.2.3.3 Building split-0.2.3.3 Completed semigroups-0.19 Starting tagged-0.8.6 Building tagged-0.8.6 Completed split-0.2.3.3 Starting th-abstraction-0.3.1.0 Building th-abstraction-0.3.1.0 Completed tagged-0.8.6 Starting transformers-compat-0.6.5 Building transformers-compat-0.6.5 Completed th-abstraction-0.3.1.0 Starting unliftio-core-0.1.2.0 Building unliftio-core-0.1.2.0 Completed primitive-0.7.0.0 Starting zlib-0.6.2 Completed transformers-compat-0.6.5 Starting time-compat-1.9.2.2 Building zlib-0.6.2 Building time-compat-1.9.2.2 Completed unliftio-core-0.1.2.0 Starting contravariant-1.5.2 Building contravariant-1.5.2 Completed basement-0.0.11 Starting data-default-instances-containers-0.0.1 Building data-default-instances-containers-0.0.1 Completed data-default-instances-containers-0.0.1 Starting cookie-0.4.4 Completed contravariant-1.5.2 Starting data-default-instances-dlist-0.0.1 Completed time-compat-1.9.2.2 Starting ansi-terminal-0.9.1 Building cookie-0.4.4 Building data-default-instances-dlist-0.0.1 Building ansi-terminal-0.9.1 Completed zlib-0.6.2 Starting unordered-containers-0.2.10.0 Completed data-default-instances-dlist-0.0.1 Starting case-insensitive-1.2.1.0 Building unordered-containers-0.2.10.0 Completed cookie-0.4.4 Starting async-2.2.2 Building case-insensitive-1.2.1.0 Building async-2.2.2 Completed case-insensitive-1.2.1.0 Starting data-default-instances-old-locale-0.0.1 Completed ansi-terminal-0.9.1 Starting uuid-types-1.0.3 Building data-default-instances-old-locale-0.0.1 Building uuid-types-1.0.3 Completed async-2.2.2 Starting distributive-0.6 Completed data-default-instances-old-locale-0.0.1 Starting vector-0.12.0.3 Building vector-0.12.0.3 Building distributive-0.6 Completed uuid-types-1.0.3 Starting scientific-0.3.6.2 Building scientific-0.3.6.2 Completed distributive-0.6 Starting transformers-base-0.4.5.2 Completed unordered-containers-0.2.10.0 Starting exceptions-0.10.2 Building transformers-base-0.4.5.2 Building exceptions-0.10.2 Completed scientific-0.3.6.2 Starting MonadRandom-0.5.1.1 Completed transformers-base-0.4.5.2 Starting socks-0.6.0 Building MonadRandom-0.5.1.1 Building socks-0.6.0 Completed exceptions-0.10.2 Starting memory-0.14.18 Building memory-0.14.18 Completed MonadRandom-0.5.1.1 Starting http-types-0.12.3 Completed socks-0.6.0 Starting ansi-wl-pprint-0.6.9 Building http-types-0.12.3 Building ansi-wl-pprint-0.6.9 Completed ansi-wl-pprint-0.6.9 Starting streaming-commons-0.2.1.1 Building streaming-commons-0.2.1.1 Completed http-types-0.12.3 Starting data-default-0.7.1.1 Building data-default-0.7.1.1 Completed data-default-0.7.1.1 Starting comonad-5.0.5 Completed memory-0.14.18 Starting attoparsec-0.13.2.2 Building attoparsec-0.13.2.2 Building comonad-5.0.5 Completed streaming-commons-0.2.1.1 Starting monad-control-1.0.2.3 Building monad-control-1.0.2.3 Completed comonad-5.0.5 Starting resourcet-1.2.2 Building resourcet-1.2.2 Completed monad-control-1.0.2.3 Starting optparse-applicative-0.15.0.0 Building optparse-applicative-0.15.0.0 Completed attoparsec-0.13.2.2 Starting pem-0.2.4 Completed resourcet-1.2.2 Starting cryptonite-0.26 Building pem-0.2.4 Building cryptonite-0.26 Completed vector-0.12.0.3 Starting asn1-types-0.3.3 Building asn1-types-0.3.3 Completed pem-0.2.4 Starting http-client-0.6.4 Building http-client-0.6.4 Completed optparse-applicative-0.15.0.0 Starting bifunctors-5.5.4 Completed asn1-types-0.3.3 Starting lifted-base-0.2.3.12 Building bifunctors-5.5.4 Building lifted-base-0.2.3.12 Completed lifted-base-0.2.3.12 Starting vector-algorithms-0.8.0.1 Building vector-algorithms-0.8.0.1 Completed http-client-0.6.4 Starting matrix-0.3.6.1 Completed bifunctors-5.5.4 Starting aeson-1.4.4.0 Building matrix-0.3.6.1 Building aeson-1.4.4.0 Completed vector-algorithms-0.8.0.1 Starting asn1-encoding-0.9.5 Building asn1-encoding-0.9.5 Completed asn1-encoding-0.9.5 Starting enclosed-exceptions-1.0.3 Building enclosed-exceptions-1.0.3 Completed enclosed-exceptions-1.0.3 Starting semigroupoids-5.3.2 Completed matrix-0.3.6.1 Starting profunctors-5.4 Building profunctors-5.4 Building semigroupoids-5.3.2 Completed profunctors-5.4 Starting mono-traversable-1.0.12.0 Building mono-traversable-1.0.12.0 Completed semigroupoids-5.3.2 Starting asn1-parse-0.9.4 Building asn1-parse-0.9.4 Completed asn1-parse-0.9.4 Completed aeson-1.4.4.0 Completed mono-traversable-1.0.12.0 Starting conduit-1.3.1.1 Building conduit-1.3.1.1 Completed cryptonite-0.26 Starting x509-1.7.5 Building x509-1.7.5 Completed conduit-1.3.1.1 Starting libyaml-0.1.1.0 Completed x509-1.7.5 Starting x509-store-1.6.7 Building libyaml-0.1.1.0 Building x509-store-1.6.7 Completed x509-store-1.6.7 Starting x509-system-1.6.6 Starting x509-validation-1.6.11 Building x509-system-1.6.6 Building x509-validation-1.6.11 Completed x509-system-1.6.6 Completed x509-validation-1.6.11 Starting tls-1.5.1 Building tls-1.5.1 Completed libyaml-0.1.1.0 Starting yaml-0.11.1.0 Building yaml-0.11.1.0 Completed yaml-0.11.1.0 Completed tls-1.5.1 Starting connection-0.3.0 Building connection-0.3.0 Completed connection-0.3.0 Starting http-client-tls-0.3.5.3 Building http-client-tls-0.3.5.3 Completed http-client-tls-0.3.5.3 Starting configuration-tools-0.4.1 Building configuration-tools-0.4.1 Failed to install configuration-tools-0.4.1 Build log ( /home/builder/.cabal/logs/ghc-8.6.3/configuration-tools-0.4.1-6KgEMjyzMqj7zdsOHGMUX0.log ): cabal: Entering directory '/tmp/cabal-tmp-1239/configuration-tools-0.4.1' [1 of 1] Compiling Main ( /tmp/cabal-tmp-1239/configuration-tools-0.4.1/dist/setup/setup.hs, /tmp/cabal-tmp-1239/configuration-tools-0.4.1/dist/setup/Main.o ) Linking /tmp/cabal-tmp-1239/configuration-tools-0.4.1/dist/setup/setup ... Configuring configuration-tools-0.4.1... Preprocessing library for configuration-tools-0.4.1.. Building library for configuration-tools-0.4.1.. [ 1 of 12] Compiling Configuration.Utils.Internal ( src/Configuration/Utils/Internal.hs, dist/build/Configuration/Utils/Internal.o ) [ 2 of 12] Compiling Configuration.Utils.Maybe ( src/Configuration/Utils/Maybe.hs, dist/build/Configuration/Utils/Maybe.o ) [ 3 of 12] Compiling Configuration.Utils.Operators ( src/Configuration/Utils/Operators.hs, dist/build/Configuration/Utils/Operators.o ) [ 4 of 12] Compiling Configuration.Utils.CommandLine ( src/Configuration/Utils/CommandLine.hs, dist/build/Configuration/Utils/CommandLine.o ) src/Configuration/Utils/CommandLine.hs:179:5: error: Ambiguous occurrence ‘×’ It could refer to either ‘Configuration.Utils.Operators.×’, imported from ‘Configuration.Utils.Operators’ at src/Configuration/Utils/CommandLine.hs:53:1-36 (and originally defined at src/Configuration/Utils/Operators.hs:52:1-3) or ‘Prelude.Unicode.×’, imported from ‘Prelude.Unicode’ at src/Configuration/Utils/CommandLine.hs:74:1-22 | 179 | × O.metavar "true|false" | ^ src/Configuration/Utils/CommandLine.hs:255:5: error: Ambiguous occurrence ‘×’ It could refer to either ‘Configuration.Utils.Operators.×’, imported from ‘Configuration.Utils.Operators’ at src/Configuration/Utils/CommandLine.hs:53:1-36 (and originally defined at src/Configuration/Utils/Operators.hs:52:1-3) or ‘Prelude.Unicode.×’, imported from ‘Prelude.Unicode’ at src/Configuration/Utils/CommandLine.hs:74:1-22 | 255 | × O.metavar "FILE" | ^ cabal: Leaving directory '/tmp/cabal-tmp-1239/configuration-tools-0.4.1' cabal: Error: some packages failed to install: configuration-tools-0.4.1-6KgEMjyzMqj7zdsOHGMUX0 failed during the building phase. The exception was: ExitFailure 1 markov-realization-0.3.1-4YZbJS7kbG0JJvf83wDaky depends on markov-realization-0.3.1 which failed to install.