these 16 derivations will be built:
  /nix/store/2ia03p5hf2m8rlww6d1m1d90gw5hq4d2-niks3-server-1.4.0.drv
  /nix/store/27c9yy6dzi7fj42zl6jpkmqcz7z8vm1n-niks3-server-customisation-layer.drv
  /nix/store/rcmlzzf4m2digqx7sbp05zqrvc7hp7ri-niks3-server-1.4.0.drv
  /nix/store/70jnhr7d956sak460x4fcqb893cn2d02-niks3-server-customisation-layer.drv
  /nix/store/v2ih3rsl6w697bbhf2k5sv1p4lqnwr2j-excludePaths.drv
  /nix/store/3c2i6m4q3z52ksdvbq4j3ql437d5g0p0-layers.json.drv
  /nix/store/88k6hibzbw2hqkqw5xqhpmbbaqhz797g-niks3-server-conf.json.drv
  /nix/store/2vgprnimwdbigi80b5vsvjadgmgsmm3d-stream-niks3-server.drv
  /nix/store/m6ln20mnr6brq3yqbyny4xrsx3pbq0ja-excludePaths.drv
  /nix/store/lwljkcv1np7g3wfgq09hybl1wqycs9lv-layers.json.drv
  /nix/store/6bfzd6lf9haxsqfkj8jqkkd0ivy5hxk2-niks3-server-conf.json.drv
  /nix/store/bhwxaf6h2a3fn6phis1wqgbqmdbpks01-niks3-server.tar.drv
  /nix/store/yggsk3pfxnpafdh4bhh6hrn27xcnl8s9-stream-niks3-server.drv
  /nix/store/jwxisqhfqxsdr5gds9wvi26qsj9xmh0c-niks3-server.tar.drv
  /nix/store/91pf4fzpqy9yrldb82dfla10v3nsnh3z-images.drv
  /nix/store/plqkwv6xclc5n9rfk2fcydgms7mb48ag-niks3-server-docker.drv