these 3 derivations will be built:
  /nix/store/8xxinj85vh30vy86i6dap4k0lhryvg57-etc.drv
  /nix/store/19y20cn02xv1359p1gwds3rf8anqnpq1-activate.drv
  /nix/store/b2kac4lx6yqxhs4am8i2xxa79h40lyg4-nixos-system-tau-26.11.20260708.332783a.drv
building '/nix/store/8xxinj85vh30vy86i6dap4k0lhryvg57-etc.drv'
building '/nix/store/19y20cn02xv1359p1gwds3rf8anqnpq1-activate.drv'
building '/nix/store/b2kac4lx6yqxhs4am8i2xxa79h40lyg4-nixos-system-tau-26.11.20260708.332783a.drv'
nixos-system-tau-26.11.20260708.332783a> structuredAttrs is enabled

post-build step Push selected repositories to niks3 cache: ok
Skipping niks3 push for SBEE-Lab/infra