these 2 derivations will be built:
  /nix/store/86cn5m2x7vbyygmh7s2fplslpapdk7h0-reasonix-2.29.0.drv
  /nix/store/pqqi77fqvfx93f15bpk1py09rkcgg237-check-reasonix.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy