these 2 derivations will be built:
  /nix/store/d6vpa36jq99ighb9jpxl2d5m34ddm2pa-cargo-vendor-dir.drv
  /nix/store/c672pnbqanfxj286ygnmc669n09m1hyi-horae-clippy-0.1.0.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy