these 2 derivations will be built:
  /nix/store/y60sabmdrgp346czvmizx3pxcq839j83-clan-cli.drv
  /nix/store/rxrh14jy3225sjc5wrv429vjw2cg22v8-check-devshell-not-depends-on-clan-cli.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy