these 2 derivations will be built:
  /nix/store/7gr1x5aqa2gc409rwflg09xb1jdgfwhy-clan-runtime.drv
  /nix/store/jhxsspifms4z1q6w6dcirk78wdpwz4v8-clan-cli.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy