Resolving dependencies... Starting StateVar-1.2.1 Starting call-stack-0.4.0 Starting hashable-1.3.2.0 Starting base-orphans-0.8.4 Building call-stack-0.4.0 Building StateVar-1.2.1 Building hashable-1.3.2.0 Building base-orphans-0.8.4 Completed call-stack-0.4.0 Starting indexed-traversable-0.1.1 Completed StateVar-1.2.1 Starting integer-logarithms-1.0.3.1 Building indexed-traversable-0.1.1 Building integer-logarithms-1.0.3.1 Completed hashable-1.3.2.0 Starting parallel-3.2.2.0 Completed integer-logarithms-1.0.3.1 Starting primitive-0.7.1.0 Building parallel-3.2.2.0 Building primitive-0.7.1.0 Completed base-orphans-0.8.4 Starting reflection-2.1.6 Building reflection-2.1.6 Completed indexed-traversable-0.1.1 Starting semigroups-0.19.1 Building semigroups-0.19.1 Completed parallel-3.2.2.0 Starting tagged-0.8.6.1 Building tagged-0.8.6.1 Completed semigroups-0.19.1 Starting th-abstraction-0.4.2.0 Building th-abstraction-0.4.2.0 Completed tagged-0.8.6.1 Starting transformers-compat-0.6.6 Building transformers-compat-0.6.6 Completed reflection-2.1.6 Starting void-0.7.3 Building void-0.7.3 Completed void-0.7.3 Starting contravariant-1.5.3 Building contravariant-1.5.3 Completed th-abstraction-0.4.2.0 Starting unordered-containers-0.2.14.0 Building unordered-containers-0.2.14.0 Completed transformers-compat-0.6.6 Starting distributive-0.6.2.1 Building distributive-0.6.2.1 Completed contravariant-1.5.3 Starting transformers-base-0.4.5.2 Building transformers-base-0.4.5.2 Completed distributive-0.6.2.1 Starting comonad-5.0.8 Building comonad-5.0.8 Completed primitive-0.7.1.0 Starting vector-0.12.3.0 Building vector-0.12.3.0 Completed transformers-base-0.4.5.2 Starting scientific-0.3.7.0 Building scientific-0.3.7.0 Completed comonad-5.0.8 Starting bifunctors-5.5.11 Building bifunctors-5.5.11 Completed scientific-0.3.7.0 Starting attoparsec-0.14.1 Building attoparsec-0.14.1 Completed unordered-containers-0.2.14.0 Starting charset-0.3.8 Building charset-0.3.8 Completed charset-0.3.8 Completed attoparsec-0.14.1 Starting parsers-0.12.10 Completed bifunctors-5.5.11 Starting profunctors-5.6.2 Starting semigroupoids-5.3.5 Building parsers-0.12.10 Building semigroupoids-5.3.5 Building profunctors-5.6.2 Completed parsers-0.12.10 Starting assoc-1.0.2 Building assoc-1.0.2 Completed assoc-1.0.2 Starting these-1.1.1.1 Building these-1.1.1.1 Completed profunctors-5.6.2 Starting invariant-0.5.4 Completed semigroupoids-5.3.5 Starting free-5.1.7 Building invariant-0.5.4 Building free-5.1.7 Completed these-1.1.1.1 Starting strict-0.4.0.1 Building strict-0.4.0.1 Completed invariant-0.5.4 Completed strict-0.4.0.1 Completed vector-0.12.3.0 Starting indexed-traversable-instances-0.1 Building indexed-traversable-instances-0.1 Completed indexed-traversable-instances-0.1 Completed free-5.1.7 Starting adjunctions-4.4 Building adjunctions-4.4 Completed adjunctions-4.4 Starting kan-extensions-5.2.2 Building kan-extensions-5.2.2 Completed kan-extensions-5.2.2 Starting lens-5.0.1 Building lens-5.0.1 Completed lens-5.0.1 Downloading xsd-0.6.0 Downloaded xsd-0.6.0 Starting xsd-0.6.0 Building xsd-0.6.0 Failed to install xsd-0.6.0 Build log ( /home/builder/.cabal/logs/ghc-8.10.2/xsd-0.6.0-6LhERPzV3rtK6BEYJFTqTx.log ): cabal: Entering directory '/tmp/cabal-tmp-29053/xsd-0.6.0' Configuring xsd-0.6.0... Preprocessing library for xsd-0.6.0.. Building library for xsd-0.6.0.. [1 of 2] Compiling Text.XML.XSD.DateTime ( src/Text/XML/XSD/DateTime.hs, dist/build/Text/XML/XSD/DateTime.o, dist/build/Text/XML/XSD/DateTime.dyn_o ) src/Text/XML/XSD/DateTime.hs:250:76: error: " Variable not in scope: fail :: t4 -> Text.Parsec.Prim.ParsecT Text () Data.Functor.Identity.Identity DateTime " Perhaps you want to add fail to one of these import lists: Control.Monad (src/Text/XML/XSD/DateTime.hs:18:1-38) Prelude (src/Text/XML/XSD/DateTime.hs:53:1-88) | 250 | in prism' toText (either (const Nothing) Just . parse (parseDateTime <|> fail "bad date time") "DateTime") | ^^^^ src/Text/XML/XSD/DateTime.hs:280:10: error: " Variable not in scope: fail :: t3 -> p () " Perhaps you want to add fail to one of these import lists: Control.Monad (src/Text/XML/XSD/DateTime.hs:18:1-38) Prelude (src/Text/XML/XSD/DateTime.hs:53:1-88) | 280 | $ fail "invalid time, past 24:00:00" | ^^^^ src/Text/XML/XSD/DateTime.hs:314:15: error: " Variable not in scope: fail :: t0 -> p () " Perhaps you want to add fail to one of these import lists: Control.Monad (src/Text/XML/XSD/DateTime.hs:18:1-38) Prelude (src/Text/XML/XSD/DateTime.hs:53:1-88) | 314 | $ fail "need at least four digits in year" | ^^^^ src/Text/XML/XSD/DateTime.hs:316:15: error: " Variable not in scope: fail :: t1 -> p () " Perhaps you want to add fail to one of these import lists: Control.Monad (src/Text/XML/XSD/DateTime.hs:18:1-38) Prelude (src/Text/XML/XSD/DateTime.hs:53:1-88) | 316 | $ fail "leading zero in year" | ^^^^ src/Text/XML/XSD/DateTime.hs:319:15: error: " Variable not in scope: fail :: t2 -> p () " Perhaps you want to add fail to one of these import lists: Control.Monad (src/Text/XML/XSD/DateTime.hs:18:1-38) Prelude (src/Text/XML/XSD/DateTime.hs:53:1-88) | 319 | $ fail "year zero disallowed" | ^^^^ src/Text/XML/XSD/DateTime.hs:343:13: error: " Variable not in scope: fail :: GHC.Base.String -> p Int " Perhaps you want to add fail to one of these import lists: Control.Monad (src/Text/XML/XSD/DateTime.hs:18:1-38) Prelude (src/Text/XML/XSD/DateTime.hs:53:1-88) | 343 | then fail $ "value " <> show n <> " exceeded maximum " <> show m | ^^^^ cabal: Leaving directory '/tmp/cabal-tmp-29053/xsd-0.6.0' cabal: Error: some packages failed to install: xsd-0.6.0-6LhERPzV3rtK6BEYJFTqTx failed during the building phase. The exception was: ExitFailure 1