these 16 derivations will be built:
  /nix/store/0hisww8n2hi9z27p64wxly2lmxb3xwhi-niks3-server-1.4.0.drv
  /nix/store/wx4kk2rsq8hrhlcxxkjbs16w58flp4hh-niks3-server-customisation-layer.drv
  /nix/store/1x7chv757nn833mxs7zvir8qf32qp14m-excludePaths.drv
  /nix/store/hs5lyjkwy01b6sq2gjgbbm47plp9qyam-niks3-server-1.4.0.drv
  /nix/store/lzbyhmaidiy4412fmlibcrmrdgnk8fbn-niks3-server-customisation-layer.drv
  /nix/store/b69hjfv1mpb9m13dmcj44lidp2l52qsq-excludePaths.drv
  /nix/store/pyvgarvq8hf3fl67jywacczfhlsk9q12-layers.json.drv
  /nix/store/kaf0ipvvf8pc3h86zf2avzqvag9qnrgf-niks3-server-conf.json.drv
  /nix/store/2hvknzrfai243yd85ai3nsj5468x57nv-stream-niks3-server.drv
  /nix/store/3r6kxxn04dar621b7idgj2q5qdhbbg0w-layers.json.drv
  /nix/store/p3ih02qa3d7vr76xbqcz0z1bm72m65yd-niks3-server-conf.json.drv
  /nix/store/yk8qsbpsz2jnvz00fly463jfr90w4a30-stream-niks3-server.drv
  /nix/store/swics23ij55902p9q07vp4wja7l3jsq1-niks3-server.tar.drv
  /nix/store/v6ny72fyhrk8rv338ah859g2rg8f74wn-niks3-server.tar.drv
  /nix/store/va5hqfck9m5kn9hg1mqwcndqmxk4rbm8-images.drv
  /nix/store/5788fg2kvyahzmr6sb8b9ax84ahgmp1y-niks3-server-docker.drv