these 16 derivations will be built:
  /nix/store/589hz8mvivkn36lvq0ib6lfdzj08swyw-niks3-1.12.0-beta.3.drv
  /nix/store/9gn6mcgj2rx1pvsjpwkx7lkpcj8xpkwr-niks3-server-customisation-layer.drv
  /nix/store/gfjdwb5v0b7izjsqnghfh0rdh592xcq4-excludePaths.drv
  /nix/store/4nzj30s1jkk3gpvvfvsa3l5x02cisrsd-layers.json.drv
  /nix/store/r1vqgax27zfd5c5qk3cf50g5q046njq2-niks3-1.12.0-beta.3.drv
  /nix/store/s1z05gf9hlxr90r56vb7ybl977vpqslr-niks3-server-customisation-layer.drv
  /nix/store/qaxzq6s420adbc7qy4mw8bnkl0k96x73-excludePaths.drv
  /nix/store/4vjvgsdcv6bm49rpckajd31nd7vgrgnw-layers.json.drv
  /nix/store/qggc1iqwdchiwzm68388hizzvdmi4nnh-niks3-server-conf.json.drv
  /nix/store/livs43w8rgchwa59npn39p6v2abp4m98-stream-niks3-server.drv
  /nix/store/jkmkzk50305wvqy2crnk0hwd2lscaqk9-niks3-server.tar.drv
  /nix/store/8v2mcqsz0f28mplffhz14v0yrbhb9145-niks3-server-conf.json.drv
  /nix/store/bhmy2b1lwnw9sm4rr3y2dgli5wd2bliz-stream-niks3-server.drv
  /nix/store/qzynhjfn3cn2x3xhkg32pzm7h2kl4879-niks3-server.tar.drv
  /nix/store/z8856w4i0l6kvmdql0589fjfnsr9z132-images.drv
  /nix/store/7ja224djl9kdwfj79nxninirmpfyi865-niks3-server-docker.drv