$ cat HIE.log
2019-10-02 11:14:21.550657937 [ThreadId 4] - args:["--lsp","--vomit","--logfile","/home/isaac/HIE.log"]
2019-10-02 11:14:21.550674891 [ThreadId 4] - launching ....



2019-10-02 11:14:21.823905701 [ThreadId 4] - Using plain GHC version
2019-10-02 11:14:21.863340918 [ThreadId 4] - Run entered for HIE(hie-8.4.3) Version 0.12.0.0 x86_64 ghc-8.4.3
2019-10-02 11:14:21.863437864 [ThreadId 4] - Current directory:/home/isaac/_/kassir
2019-10-02 11:14:21.863459969 [ThreadId 4] - Enabling --vomit for ghc-mod. Output will be on stderr
2019-10-02 11:14:21.866177376 [ThreadId 9] - Using plain GHC version