Build-depends on haskell-tree-monad which FTBFS with ghc 8.8; Debian bug #962813
haskell-parallel-tree-search (0.4.1-3build2) groovy; urgency=medium * No-change rebuild for new GHC ABIs -- Steve Langasek <email address hidden> Wed, 01 Jul 2020 19:00:35 +0000