Resolving dependencies... Starting abstract-par-0.3.3 Starting auto-update-0.1.6 Starting base-orphans-0.8.2 Starting base-compat-0.11.1 Building abstract-par-0.3.3 Building auto-update-0.1.6 Building base-orphans-0.8.2 Building base-compat-0.11.1 Completed abstract-par-0.3.3 Starting base16-bytestring-0.1.1.7 Completed auto-update-0.1.6 Starting cabal-doctest-1.0.8 Building base16-bytestring-0.1.1.7 Building cabal-doctest-1.0.8 Completed base16-bytestring-0.1.1.7 Starting cereal-0.5.8.1 Building cereal-0.5.8.1 Completed base-orphans-0.8.2 Starting colour-2.3.5 Building colour-2.3.5 Completed cabal-doctest-1.0.8 Starting cryptohash-sha256-0.11.101.0 Building cryptohash-sha256-0.11.101.0 Completed base-compat-0.11.1 Starting data-accessor-0.2.3 Building data-accessor-0.2.3 Completed cryptohash-sha256-0.11.101.0 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-0.8.0.8 Completed data-accessor-0.2.3 Starting double-conversion-2.0.2.0 Building dlist-0.8.0.8 Completed cereal-0.5.8.1 Starting easy-file-0.2.2 Building double-conversion-2.0.2.0 Completed colour-2.3.5 Starting exceptions-0.10.4 Building easy-file-0.2.2 Building exceptions-0.10.4 Completed dlist-0.8.0.8 Starting hashable-1.3.0.0 Completed easy-file-0.2.2 Starting integer-logarithms-1.0.3 Building hashable-1.3.0.0 Building integer-logarithms-1.0.3 Completed exceptions-0.10.4 Starting monad-loops-0.4.3 Completed integer-logarithms-1.0.3 Starting network-3.1.1.1 Completed double-conversion-2.0.2.0 Starting old-locale-1.0.0.7 Building monad-loops-0.4.3 Building old-locale-1.0.0.7 Completed hashable-1.3.0.0 Starting parallel-3.2.2.0 Building parallel-3.2.2.0 Completed old-locale-1.0.0.7 Starting primitive-0.7.1.0 Completed monad-loops-0.4.3 Starting semigroups-0.19.1 Building primitive-0.7.1.0 Building semigroups-0.19.1 Building network-3.1.1.1 Completed semigroups-0.19.1 Starting split-0.2.3.4 Completed parallel-3.2.2.0 Starting splitmix-0.1 Building split-0.2.3.4 Building splitmix-0.1 Completed split-0.2.3.4 Starting stm-chans-3.0.0.4 Completed splitmix-0.1 Starting tagged-0.8.6 Building tagged-0.8.6 Building stm-chans-3.0.0.4 Completed tagged-0.8.6 Starting th-abstraction-0.3.2.0 Building th-abstraction-0.3.2.0 Completed network-3.1.1.1 Starting transformers-compat-0.6.5 Building transformers-compat-0.6.5 Completed stm-chans-3.0.0.4 Starting type-equality-1 Building type-equality-1 Completed type-equality-1 Starting unix-compat-0.5.2 Building unix-compat-0.5.2 Completed transformers-compat-0.6.5 Starting unliftio-core-0.2.0.1 Completed primitive-0.7.1.0 Starting utility-ht-0.0.15 Building unliftio-core-0.2.0.1 Completed th-abstraction-0.3.2.0 Starting zlib-0.6.2.2 Building utility-ht-0.0.15 Completed unix-compat-0.5.2 Building zlib-0.6.2.2 Starting time-compat-1.9.3 Building time-compat-1.9.3 Completed unliftio-core-0.2.0.1 Starting storable-complex-0.2.3.0 Building storable-complex-0.2.3.0 Completed storable-complex-0.2.3.0 Starting base-compat-batteries-0.11.1 Building base-compat-batteries-0.11.1 Completed utility-ht-0.0.15 Starting data-accessor-transformers-0.2.1.7 Completed time-compat-1.9.3 Starting ansi-terminal-0.10.3 Building data-accessor-transformers-0.2.1.7 Completed zlib-0.6.2.2 Building ansi-terminal-0.10.3 Starting unordered-containers-0.2.11.0 Building unordered-containers-0.2.11.0 Completed data-accessor-transformers-0.2.1.7 Starting async-2.2.2 Building async-2.2.2 Completed base-compat-batteries-0.11.1 Starting old-time-1.1.0.3 Completed ansi-terminal-0.10.3 Starting random-1.2.0 Building random-1.2.0 Completed async-2.2.2 Starting distributive-0.6.2 Building old-time-1.1.0.3 Building distributive-0.6.2 Completed old-time-1.1.0.3 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Completed distributive-0.6.2 Starting constraints-0.12 Completed unordered-containers-0.2.11.0 Starting vector-0.12.1.2 Building constraints-0.12 Completed random-1.2.0 Starting scientific-0.3.6.2 Building vector-0.12.1.2 Completed transformers-base-0.4.5.2 Starting resourcet-1.2.4.2 Building scientific-0.3.6.2 Building resourcet-1.2.4.2 Completed resourcet-1.2.4.2 Starting ansi-wl-pprint-0.6.9 Completed scientific-0.3.6.2 Starting typed-process-0.2.6.0 Building ansi-wl-pprint-0.6.9 Building typed-process-0.2.6.0 Completed constraints-0.12 Starting unix-time-0.4.7 Completed ansi-wl-pprint-0.6.9 Starting comonad-5.0.6 Completed typed-process-0.2.6.0 Starting uuid-types-1.0.3 Building unix-time-0.4.7 Building uuid-types-1.0.3 Building comonad-5.0.6 Completed unix-time-0.4.7 Starting temporary-1.3 Building temporary-1.3 Completed uuid-types-1.0.3 Starting streaming-commons-0.2.2.1 Building streaming-commons-0.2.2.1 Completed temporary-1.3 Starting monad-par-extras-0.3.3 Building monad-par-extras-0.3.3 Completed comonad-5.0.6 Starting abstract-deque-0.3 Building abstract-deque-0.3 Completed monad-par-extras-0.3.3 Starting monad-control-1.0.2.3 Completed abstract-deque-0.3 Starting attoparsec-0.13.2.4 Building monad-control-1.0.2.3 Building attoparsec-0.13.2.4 Completed streaming-commons-0.2.2.1 Starting optparse-applicative-0.15.1.0 Completed monad-control-1.0.2.3 Starting fast-logger-3.0.1 Building optparse-applicative-0.15.1.0 Building fast-logger-3.0.1 Completed fast-logger-3.0.1 Starting gnuplot-0.5.6.1 Building gnuplot-0.5.6.1 Completed attoparsec-0.13.2.4 Starting bifunctors-5.5.7 Building bifunctors-5.5.7 Completed optparse-applicative-0.15.1.0 Starting lifted-base-0.2.3.12 Building lifted-base-0.2.3.12 Completed lifted-base-0.2.3.12 Starting elynx-nexus-0.3.1 Completed gnuplot-0.5.6.1 Starting lifted-async-0.10.1.2 Building elynx-nexus-0.3.1 Failed to install elynx-nexus-0.3.1 Build log ( /home/builder/.cabal/logs/ghc-8.6.3/elynx-nexus-0.3.1-9Ft3ZVeuCTZD1EZbI9uHrt.log ): cabal: Entering directory '/tmp/cabal-tmp-11704/elynx-nexus-0.3.1' Configuring elynx-nexus-0.3.1... Preprocessing library for elynx-nexus-0.3.1.. Building library for elynx-nexus-0.3.1.. : error: Warning: Couldn't figure out LLVM version! Make sure you have installed LLVM 6.0 [1 of 3] Compiling ELynx.Export.Nexus ( src/ELynx/Export/Nexus.hs, dist/build/ELynx/Export/Nexus.o ) : error: Warning: Couldn't figure out LLVM version! Make sure you have installed LLVM 6.0 ghc: could not execute: opt cabal: Leaving directory '/tmp/cabal-tmp-11704/elynx-nexus-0.3.1' Building lifted-async-0.10.1.2 Completed vector-0.12.1.2 Completed lifted-async-0.10.1.2 Completed bifunctors-5.5.7 cabal: Error: some packages failed to install: elynx-nexus-0.3.1-9Ft3ZVeuCTZD1EZbI9uHrt failed during the building phase. The exception was: ExitFailure 1 elynx-tree-0.3.1-9lckdkHBizGBCtQvuu3Nr9 depends on elynx-tree-0.3.1 which failed to install. tlynx-0.3.1-JnvB00bfURwLhNajTilpAq depends on tlynx-0.3.1 which failed to install.