these 4 derivations will be built: /nix/store/gdpg60qi1q6ac0a5n21gqhyx0zp5cmj8-system-units.drv /nix/store/afcj609s8bdicpyyyjak5fcw7yg1rdv2-etc.drv /nix/store/9aq23aiihss1b52y9xh5isxlifjv7c51-activate.drv /nix/store/g3krab7lpx4w90q6ldf2ympk28mmqqym-nixos-system-test-delete-os-26.11.20261101.0bb2eed.drv building '/nix/store/gdpg60qi1q6ac0a5n21gqhyx0zp5cmj8-system-units.drv' building '/nix/store/afcj609s8bdicpyyyjak5fcw7yg1rdv2-etc.drv' building '/nix/store/9aq23aiihss1b52y9xh5isxlifjv7c51-activate.drv' activate> structuredAttrs is enabled building '/nix/store/g3krab7lpx4w90q6ldf2ympk28mmqqym-nixos-system-test-delete-os-26.11.20261101.0bb2eed.drv' nixos-system-test-delete-os-26.11.20261101.0bb2eed> structuredAttrs is enabled upload niks3: ok post-build step niks3 pin: ok post-build step LAN mirror trigger: ok