these 5 derivations will be built:
  /nix/store/mm7mwahlbrmxd47sgdbk2km2k7rjmh1r-clan-runtime.drv
  /nix/store/sylavs9y2mnicnmr5n1m35ak5v4dixln-clan-cli-source.drv
  /nix/store/fhpnicz08g62a540l1ylm1hj6967ifg4-clan-cli.drv
  /nix/store/5jyhlaa9hmdvc5f31liv7zrnfyx9d80b-tofu.drv
  /nix/store/3pz5gbpwg2jxqsyhn92v82hsbx972iyn-dns.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy