Resolving dependencies...
Starting     conceit-0.5.0.0
Starting     stm-chans-3.0.0.4
Starting     hashable-1.3.2.0
Building     conceit-0.5.0.0
Building     hashable-1.3.2.0
Completed    conceit-0.5.0.0
Building     stm-chans-3.0.0.4
Completed    hashable-1.3.2.0
Starting     async-2.2.3
Building     async-2.2.3
Completed    stm-chans-3.0.0.4
Completed    async-2.2.3
Starting     jet-stream-1.0.0.0
Building     jet-stream-1.0.0.0
Failed to install jet-stream-1.0.0.0
Build log ( /home/builder/.cabal/logs/ghc-8.10.2/jet-stream-1.0.0.0-D2xHdHotC21xGYArnDYm7.log ):
cabal: Entering directory '/tmp/cabal-tmp-5899/jet-stream-1.0.0.0'
Configuring jet-stream-1.0.0.0...
Preprocessing library for jet-stream-1.0.0.0..
Building library for jet-stream-1.0.0.0..

lib/Jet/Internal.hs:13:14: error:
    Unsupported extension: LinearTypes
   |
13 | {-# LANGUAGE LinearTypes #-}
   |              ^^^^^^^^^^^
cabal: Leaving directory '/tmp/cabal-tmp-5899/jet-stream-1.0.0.0'
cabal: Error: some packages failed to install:
jet-stream-1.0.0.0-D2xHdHotC21xGYArnDYm7 failed during the building phase. The
exception was:
ExitFailure 1