these 6 derivations will be built:
  /nix/store/4lnhh4zahid45lxdb7zp9mpg5vzvri6r-clan-cli-source.drv
  /nix/store/738rlp7qn3s13j5wpjfpp5vjv81scqvx-clan-cli.drv
  /nix/store/v3skfhprbgjs9s5d0wycpcgswp5n6gvq-offline-flake-for-test-clan-test-iso.drv
  /nix/store/bjq3b6wpqgwanxpphcdqvghm8dvx4k26-closure-info.drv
  /nix/store/80f6kk86j7n2dz4drbhzlybvmpnr11kw-nixos-test-driver-clan-test-iso.drv
  /nix/store/4w5q1anpqmr5r8xgrd6m9z4z47mrrshl-container-test-run-clan-test-iso.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy