these 5 derivations will be built:
  /nix/store/091bj61y0ndwbm5x0sa1qk1kwqw09xpd-clan-runtime.drv
  /nix/store/n3kk05d0gbf34aqvsh5nklj83h20k1hy-clan-cli-source.drv
  /nix/store/ihhmdh6fvx1yf0l4ashg1pz1vx6i96y8-clan-cli.drv
  /nix/store/svfpa26vllxifvc8zqy5x1xb1pirq5dj-tofu.drv
  /nix/store/71nmix5b26icnmhxhl7kb4nz582lk5d4-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