these 4 derivations will be built:
  /nix/store/ybskq5dyz8p6aa2mhymfxx9pccxfyr91-clan-cli-source.drv
  /nix/store/vz7ww5dqm9s5z0m2qdf0ig6kbcj7v84m-clan-cli.drv
  /nix/store/60apcpgp8iqxi1xkiqavivx72pzwmbzc-tofu.drv
  /nix/store/bkk8lf7vi8zkdqi3rlg26aicnwbfylsd-cache-new.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy