these 16 derivations will be built:
  /nix/store/65cjnk9qa5ci0q8aqvmvx1n9j1wlihyb-niks3-server-1.4.0.drv
  /nix/store/fnld2n5ai2s2752s0g3c4dda69whr5jl-niks3-server-customisation-layer.drv
  /nix/store/1zgq2cg4zhvwxnidbykm6b4axgmqbl8a-excludePaths.drv
  /nix/store/2cnxwz66svs63bv8jgim8g0i67zkvcfj-layers.json.drv
  /nix/store/75z0xhk7hsx6mk7nm19wj4zskw4sqmdi-niks3-server-1.4.0.drv
  /nix/store/gx5pvcwpznjs5pgrahbml2xmf6p2yvnk-niks3-server-customisation-layer.drv
  /nix/store/fvb0jifabzbj00wa3na0c447q3rfj37h-excludePaths.drv
  /nix/store/zhb9pfdgw0xx41jw4c374h9wp4h0sc58-layers.json.drv
  /nix/store/4lvgmy64yizyns5mb3my3s5vpvhjldfp-niks3-server-conf.json.drv
  /nix/store/nfzqlzj4af2ycldjlwgykg9c8gggp0nr-stream-niks3-server.drv
  /nix/store/krb0837h6f68vgv825alxd5aspbjnzc9-niks3-server.tar.drv
  /nix/store/91lzpjh3rd0jm0h9n03m7dmrgjijigh0-niks3-server-conf.json.drv
  /nix/store/lvfvmckxk9nwc20wdx2yl6i764pz5kal-stream-niks3-server.drv
  /nix/store/skrfriclfr2isp6mc4zsxiv54rxv4jj9-niks3-server.tar.drv
  /nix/store/x235xj5pgplzw3z1wyr1l45awzi59g1c-images.drv
  /nix/store/2w5vcc2r5q7nrgr5iqhvmanfcgaglv0g-niks3-server-docker.drv
building '/nix/store/2cnxwz66svs63bv8jgim8g0i67zkvcfj-layers.json.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/2cnxwz66svs63bv8jgim8g0i67zkvcfj-layers.json.drv'
layers.json> structuredAttrs is enabled
building '/nix/store/91lzpjh3rd0jm0h9n03m7dmrgjijigh0-niks3-server-conf.json.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/91lzpjh3rd0jm0h9n03m7dmrgjijigh0-niks3-server-conf.json.drv'
niks3-server-conf.json> {
niks3-server-conf.json>   "architecture": "amd64",
niks3-server-conf.json>   "config": {
niks3-server-conf.json>     "Entrypoint": [
niks3-server-conf.json>       "/bin/niks3-server"
niks3-server-conf.json>     ],
niks3-server-conf.json>     "ExposedPorts": {
niks3-server-conf.json>       "5751": {}
niks3-server-conf.json>     }
niks3-server-conf.json>   },
niks3-server-conf.json>   "os": "linux",
niks3-server-conf.json>   "store_dir": "/nix/store",
niks3-server-conf.json>   "from_image": null,
niks3-server-conf.json>   "store_layers": [
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/vl5kl468f2xblxz9dfbfwflhls9iibx8-mailcap-2.1.54"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/p7hvncssd6bh9h9sfis6s4dg4ricpv3c-iana-etc-20251215"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/d4kzx85zzydppfxjwvx3wf52482gd82x-nss-cacert-static-x86_64-unknown-linux-musl-3.126"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/w413qrj2cw79ianmzihlbgw07s9c37hj-busybox-static-x86_64-unknown-linux-musl-1.37.0"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/j95qzsr48jmqam640sbj5c4qxha1197j-tzdata-2026c"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/9xwmvysp4nzxw7g83v07438qgzdlywv4-niks3-1.13.0"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/z62m6c1irq6q8mha666ij4zrnsi8nfci-niks3-server-1.4.0"
niks3-server-conf.json>     ]
niks3-server-conf.json>   ],
niks3-server-conf.json>   "customisation_layer": "/nix/store/h5gvpsg6qaaxsi1g86659sgfpbw100d9-niks3-server-customisation-layer",
niks3-server-conf.json>   "repo_tag": "niks3-server:1.4.0-x86_64-linux",
niks3-server-conf.json>   "created": "1970-01-01T00:00:01+00:00",
niks3-server-conf.json>   "mtime": "1970-01-01T00:00:01+00:00",
niks3-server-conf.json>   "uid": "0",
niks3-server-conf.json>   "gid": "0",
niks3-server-conf.json>   "uname": "root",
niks3-server-conf.json>   "gname": "root"
niks3-server-conf.json> }
building '/nix/store/gx5pvcwpznjs5pgrahbml2xmf6p2yvnk-niks3-server-customisation-layer.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/gx5pvcwpznjs5pgrahbml2xmf6p2yvnk-niks3-server-customisation-layer.drv'
niks3-server-customisation-layer> /nix/store/qh3qg2shaxm2i0r9pb1rfdkmyrgka55x-busybox-static-aarch64-unknown-linux-musl-1.37.0/bin:
niks3-server-customisation-layer> busybox: Keeping existing link to /nix/store/zn7zvnq6fj1y5s6fivlf7llj872z35nx-busybox-static-aarch64-unknown-linux-musl-1.37.0/bin/busybox
niks3-server-customisation-layer> default.script: Keeping existing link to /nix/store/zn7zvnq6fj1y5s6fivlf7llj872z35nx-busybox-static-aarch64-unknown-linux-musl-1.37.0/default.script
building '/nix/store/fvb0jifabzbj00wa3na0c447q3rfj37h-excludePaths.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/fvb0jifabzbj00wa3na0c447q3rfj37h-excludePaths.drv'
excludePaths> structuredAttrs is enabled
building '/nix/store/zhb9pfdgw0xx41jw4c374h9wp4h0sc58-layers.json.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/zhb9pfdgw0xx41jw4c374h9wp4h0sc58-layers.json.drv'
layers.json> structuredAttrs is enabled
building '/nix/store/4lvgmy64yizyns5mb3my3s5vpvhjldfp-niks3-server-conf.json.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/4lvgmy64yizyns5mb3my3s5vpvhjldfp-niks3-server-conf.json.drv'
niks3-server-conf.json> {
niks3-server-conf.json>   "architecture": "arm64",
niks3-server-conf.json>   "config": {
niks3-server-conf.json>     "Entrypoint": [
niks3-server-conf.json>       "/bin/niks3-server"
niks3-server-conf.json>     ],
niks3-server-conf.json>     "ExposedPorts": {
niks3-server-conf.json>       "5751": {}
niks3-server-conf.json>     }
niks3-server-conf.json>   },
niks3-server-conf.json>   "os": "linux",
niks3-server-conf.json>   "store_dir": "/nix/store",
niks3-server-conf.json>   "from_image": null,
niks3-server-conf.json>   "store_layers": [
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/vl5kl468f2xblxz9dfbfwflhls9iibx8-mailcap-2.1.54"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/p7hvncssd6bh9h9sfis6s4dg4ricpv3c-iana-etc-20251215"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/ng0ldni52zxd4dsyz86gj5vpfqz0x2jz-nss-cacert-static-aarch64-unknown-linux-musl-3.126"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/zn7zvnq6fj1y5s6fivlf7llj872z35nx-busybox-static-aarch64-unknown-linux-musl-1.37.0"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/j95qzsr48jmqam640sbj5c4qxha1197j-tzdata-2026c"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/cqz6skpf8qz2g4gq7nxd9fldm6qn1z1d-niks3-1.13.0"
niks3-server-conf.json>     ],
niks3-server-conf.json>     [
niks3-server-conf.json>       "/nix/store/hn9372mlb03qfhbh553dfsggnzisjg4h-niks3-server-1.4.0"
niks3-server-conf.json>     ]
niks3-server-conf.json>   ],
niks3-server-conf.json>   "customisation_layer": "/nix/store/xincky9ghx5r7b70wgcml2w65jjf7xk9-niks3-server-customisation-layer",
niks3-server-conf.json>   "repo_tag": "niks3-server:1.4.0-aarch64-linux",
niks3-server-conf.json>   "created": "1970-01-01T00:00:01+00:00",
niks3-server-conf.json>   "mtime": "1970-01-01T00:00:01+00:00",
niks3-server-conf.json>   "uid": "0",
niks3-server-conf.json>   "gid": "0",
niks3-server-conf.json>   "uname": "root",
niks3-server-conf.json>   "gname": "root"
niks3-server-conf.json> }
building '/nix/store/nfzqlzj4af2ycldjlwgykg9c8gggp0nr-stream-niks3-server.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/nfzqlzj4af2ycldjlwgykg9c8gggp0nr-stream-niks3-server.drv'
building '/nix/store/krb0837h6f68vgv825alxd5aspbjnzc9-niks3-server.tar.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/krb0837h6f68vgv825alxd5aspbjnzc9-niks3-server.tar.drv'
niks3-server.tar> No 'fromImage' provided
niks3-server.tar> Creating layer 1 from paths: ['/nix/store/vl5kl468f2xblxz9dfbfwflhls9iibx8-mailcap-2.1.54']
niks3-server.tar> Creating layer 2 from paths: ['/nix/store/p7hvncssd6bh9h9sfis6s4dg4ricpv3c-iana-etc-20251215']
niks3-server.tar> Creating layer 3 from paths: ['/nix/store/ng0ldni52zxd4dsyz86gj5vpfqz0x2jz-nss-cacert-static-aarch64-unknown-linux-musl-3.126']
niks3-server.tar> Creating layer 4 from paths: ['/nix/store/zn7zvnq6fj1y5s6fivlf7llj872z35nx-busybox-static-aarch64-unknown-linux-musl-1.37.0']
niks3-server.tar> Creating layer 5 from paths: ['/nix/store/j95qzsr48jmqam640sbj5c4qxha1197j-tzdata-2026c']
niks3-server.tar> Creating layer 6 from paths: ['/nix/store/cqz6skpf8qz2g4gq7nxd9fldm6qn1z1d-niks3-1.13.0']
niks3-server.tar> Creating layer 7 from paths: ['/nix/store/hn9372mlb03qfhbh553dfsggnzisjg4h-niks3-server-1.4.0']
niks3-server.tar> Creating layer 8 with customisation...
niks3-server.tar> Adding manifests...
niks3-server.tar> Done.
building '/nix/store/lvfvmckxk9nwc20wdx2yl6i764pz5kal-stream-niks3-server.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/lvfvmckxk9nwc20wdx2yl6i764pz5kal-stream-niks3-server.drv'
building '/nix/store/skrfriclfr2isp6mc4zsxiv54rxv4jj9-niks3-server.tar.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/skrfriclfr2isp6mc4zsxiv54rxv4jj9-niks3-server.tar.drv'
niks3-server.tar> No 'fromImage' provided
niks3-server.tar> Creating layer 1 from paths: ['/nix/store/vl5kl468f2xblxz9dfbfwflhls9iibx8-mailcap-2.1.54']
niks3-server.tar> Creating layer 2 from paths: ['/nix/store/p7hvncssd6bh9h9sfis6s4dg4ricpv3c-iana-etc-20251215']
niks3-server.tar> Creating layer 3 from paths: ['/nix/store/d4kzx85zzydppfxjwvx3wf52482gd82x-nss-cacert-static-x86_64-unknown-linux-musl-3.126']
niks3-server.tar> Creating layer 4 from paths: ['/nix/store/w413qrj2cw79ianmzihlbgw07s9c37hj-busybox-static-x86_64-unknown-linux-musl-1.37.0']
niks3-server.tar> Creating layer 5 from paths: ['/nix/store/j95qzsr48jmqam640sbj5c4qxha1197j-tzdata-2026c']
niks3-server.tar> Creating layer 6 from paths: ['/nix/store/9xwmvysp4nzxw7g83v07438qgzdlywv4-niks3-1.13.0']
niks3-server.tar> Creating layer 7 from paths: ['/nix/store/z62m6c1irq6q8mha666ij4zrnsi8nfci-niks3-server-1.4.0']
niks3-server.tar> Creating layer 8 with customisation...
niks3-server.tar> Adding manifests...
niks3-server.tar> Done.
building '/nix/store/x235xj5pgplzw3z1wyr1l45awzi59g1c-images.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/x235xj5pgplzw3z1wyr1l45awzi59g1c-images.drv'
building '/nix/store/2w5vcc2r5q7nrgr5iqhvmanfcgaglv0g-niks3-server-docker.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/2w5vcc2r5q7nrgr5iqhvmanfcgaglv0g-niks3-server-docker.drv'
niks3-server-docker> Running phase: installPhase
niks3-server-docker> image_refs=()
niks3-server-docker> +++ image_refs=()
niks3-server-docker> for platform in $src/*; do
niks3-server-docker>   ref_url="ocidir://images:$(basename $platform)"
niks3-server-docker>   image_refs+=("--ref" "$ref_url")
niks3-server-docker>   regctl image import "$ref_url" "$platform"
niks3-server-docker> done
niks3-server-docker> +++ for platform in $src/*
niks3-server-docker> ++++ basename /nix/store/1y7bdpzrziszbl1mkdmq4zgkyf00vp5f-images/aarch64-linux
niks3-server-docker> +++ ref_url=ocidir://images:aarch64-linux
niks3-server-docker> +++ image_refs+=("--ref" "$ref_url")
niks3-server-docker> +++ regctl image import ocidir://images:aarch64-linux /nix/store/1y7bdpzrziszbl1mkdmq4zgkyf00vp5f-images/aarch64-linux