Use Hackage packages rather than submodules.

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "vendor/haskell-tree-sitter"]
-	path = vendor/haskell-tree-sitter
-	url = https://github.com/tree-sitter/haskell-tree-sitter.git

.travis.yml

@@ -28,14 +28,16 @@ before_install:
 - cabal --version
 
 install:
-- cabal new-update
+- cabal new-update hackage.haskell.org
 - cabal new-configure --enable-tests --write-ghc-environment-files=always
 - cabal new-build --only-dependencies -j
 
 script:
-- cabal new-build -j semantic-core semantic:exe:semantic
-- cabal new-test semantic:test semantic-core:spec
-- cabal new-run semantic:parse-examples
+- cabal new-build -j
+- cabal new-run semantic:test
+- cabal new-run semantic-core:spec
+# parse-examples is disabled because it slaughters our CI
+# - cabal new-run semantic:parse-examples
 
 # Any branch linked with a pull request will be built, as well as the non-PR
 # branches listed below:

cabal.project

@@ -1,4 +1,9 @@
-packages: vendor/* vendor/haskell-tree-sitter/languages/* . semantic-core
+packages: . semantic-core
+
+jobs: $ncpus
+
+package semantic
+  ghc-options: +RTS -A128m -n2m -RTS
 
 source-repository-package
   type: git

script/clone-example-repos

@@ -13,7 +13,10 @@
 set -e
 cd $(dirname "$0")/..
 
-dir="vendor/haskell-tree-sitter/languages"
+mkdir -p test/examplerepos || true
+git clone --single-branch --recurse-submodules https://github.com/tree-sitter/haskell-tree-sitter.git tmp/haskell-tree-sitter || true
+
+dir="tmp/haskell-tree-sitter/languages"
 
 # clone_repo LOCAL_PATH URL SHA
 function clone_repo {

semantic.cabal

@@ -1,8 +1,8 @@
 cabal-version:       2.2
 name:                semantic
-version:             0.6.0
-synopsis:            Framework and service for analyzing and diffing untrusted code.
-description:         Please see README.md
+version:             0.6.0.0
+synopsis:            Framework and executable for analyzing and diffing untrusted code.
+description:         Semantic is a library for parsing, analyzing, and comparing source code across many languages.
 homepage:            http://github.com/github/semantic#readme
 author:              The Semantic authors
 maintainer:          opensource+semantic@github.com
@@ -49,21 +49,21 @@ common dependencies
                      , bytestring ^>= 0.10.8.2
                      , containers ^>= 0.6.0.1
                      , directory ^>= 1.3.3.0
-                     , fastsum
+                     , fastsum ^>= 0.1.1.0
                      , filepath ^>= 1.4.2.1
                      , free ^>= 5.1
                      , fused-effects ^>= 0.4.0.0
                      , fused-effects-exceptions ^>= 0.1.1.0
                      , hashable ^>= 1.2.7.0
-                     , haskell-tree-sitter
+                     , tree-sitter ^>= 0.1.0.0
                      , machines ^>= 0.6.4
                      , mtl ^>= 2.2.2
                      , network ^>= 2.8.0.0
-                     , process
+                     , process ^>= 1.6.3.0
                      , recursion-schemes ^>= 5.1
                      , scientific ^>= 0.3.6.2
-                     , safe-exceptions
-                     , semilattices
+                     , safe-exceptions ^>= 0.1.7.0
+                     , semilattices ^>= 0.0.0.3
                      , text ^>= 1.2.3.1
                      , these >= 0.7 && <1
                      , unix ^>= 2.7.2.2
@@ -224,7 +224,6 @@ library
                      , Parsing.CMark
                      , Parsing.Parser
                      , Parsing.TreeSitter
-                     , Paths_semantic
                      -- Rendering formats
                      , Rendering.Graph
                      , Rendering.JSON
@@ -272,7 +271,8 @@ library
                      , Tags.Tagging
                      -- Custom Prelude
                      , Prologue
-
+  autogen-modules:     Paths_semantic
+  other-modules:       Paths_semantic
   build-depends:       base >= 4.12 && < 5
                      , ansi-terminal ^>= 0.8.2
                      , array ^>= 0.5.3.0
@@ -304,41 +304,35 @@ library
                      , reducers ^>= 3.12.3
                      , semigroupoids ^>= 5.3.2
                      , servant ^>= 0.15
-                     , shelly
+                     , shelly >= 1.5 && <2
                      , split ^>= 0.2.3.3
                      , stm-chans ^>= 3.0.0.4
                      , template-haskell ^>= 2.14
                      , time ^>= 1.8.0.2
-                     , unliftio-core
+                     , unliftio-core ^>= 0.1.2.0
                      , unordered-containers ^>= 0.2.9.0
                      , vector ^>= 0.12.0.2
-                     , haskell-tree-sitter
-                     , tree-sitter-go
-                     , tree-sitter-haskell
-                     , tree-sitter-json
-                     , tree-sitter-php
-                     , tree-sitter-python
-                     , tree-sitter-ruby
-                     , tree-sitter-typescript
-                     , tree-sitter-tsx
-                     , tree-sitter-java
-  ghc-options:         -Wall -Wmissing-export-lists -Wcompat -Wincomplete-record-updates -Wincomplete-uni-patterns -Wredundant-constraints -fno-warn-name-shadowing -j
+                     , tree-sitter-go ^>= 0.1.0.0
+                     , tree-sitter-haskell ^>= 0.1.0.0
+                     , tree-sitter-json ^>= 0.1.0.0
+                     , tree-sitter-php ^>= 0.1.0.0
+                     , tree-sitter-python ^>= 0.1.0.1
+                     , tree-sitter-ruby ^>= 0.1.0.0
+                     , tree-sitter-typescript ^>= 0.1.0.0
+                     , tree-sitter-tsx ^>= 0.1.0.0
+                     , tree-sitter-java ^>= 0.1.0.0
+  ghc-options:         -Wall -Wmissing-export-lists -Wcompat -Wincomplete-record-updates -Wincomplete-uni-patterns -Wredundant-constraints -fno-warn-name-shadowing
   if flag(release)
-    ghc-options:       -Werror -O1
     cpp-options:       -DCOMPUTE_GIT_SHA
   else
-    ghc-options:       -O0 +RTS -A128m -n2m -RTS
-  ghc-prof-options:    -fprof-auto
+    ghc-options:       +RTS -A128m -n2m -RTS
 
 executable semantic
   import:              haskell, dependencies, executable-flags
   hs-source-dirs:      app
   main-is:             Main.hs
   if flag(release)
-    ghc-options:       -O1
     cpp-options:       -DCOMPUTE_GIT_SHA
-  else
-    ghc-options:       -O0
   build-depends:       base
                      , semantic
 
@@ -394,7 +388,6 @@ test-suite test
                      , HUnit ^>= 1.6.0.0
                      , leancheck >= 0.8 && <1
                      , temporary
-  ghc-options:         -O0
   if flag(release)
     ghc-options:       -dynamic
 
@@ -414,7 +407,7 @@ benchmark evaluation
   hs-source-dirs:      bench/evaluation
   type:                exitcode-stdio-1.0
   main-is:             Main.hs
-  ghc-options:         -static -O1
+  ghc-options:         -static
   build-depends:       base
                      , criterion
                      , semantic

test/Analysis/Go/Spec.hs

@@ -1,3 +1,4 @@
+{-# OPTIONS_GHC -O0 #-}
 module Analysis.Go.Spec (spec) where
 
 import Data.Abstract.Evaluatable (EvalError(..))

test/Analysis/PHP/Spec.hs

@@ -1,3 +1,4 @@
+{-# OPTIONS_GHC -O0 #-}
 module Analysis.PHP.Spec (spec) where
 
 import           Control.Abstract

test/Analysis/Ruby/Spec.hs

@@ -1,3 +1,4 @@
+{-# OPTIONS_GHC -O0 #-}
 {-# LANGUAGE TupleSections #-}
 module Analysis.Ruby.Spec (spec) where
 

test/Analysis/TypeScript/Spec.hs

@@ -1,3 +1,5 @@
+{-# OPTIONS_GHC -O0 #-}
+
 module Analysis.TypeScript.Spec (spec) where
 
 import           Data.Syntax.Statement (StatementBlock(..))

test/Examples.hs

@@ -105,4 +105,4 @@ parseFilePath :: (Member (Error SomeException) sig, Member Distribute sig, Membe
 parseFilePath path = readBlob (fileForPath path) >>= parseTermBuilder @[] TermShow . pure >>= const (pure True)
 
 languagesDir :: FilePath
-languagesDir = "vendor/haskell-tree-sitter/languages"
+languagesDir = "tmp/haskell-tree-sitter/languages"

test/Graphing/Calls/Spec.hs

@@ -3,7 +3,6 @@
 module Graphing.Calls.Spec ( spec ) where
 
 import Prelude hiding (readFile)
-import Prologue
 import SpecHelpers hiding (readFile)
 
 import Algebra.Graph