these 3 derivations will be built:
  /nix/store/w9idp3aw4nb4zkqsjdprn3p7vrk6d729-droid.drv
  /nix/store/l5bgfr9i2sdhizypp2dn3rs58nkl8qa0-droid-0.242.1.drv
  /nix/store/8qgf4x6462dqrk71anyrc4xhd4siim9s-check-droid.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/54cbnp4wfnq12lpdpn7k1li5q3fbq38j-rg
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy