these 2 derivations will be built:
  /nix/store/8v182d5wwpnswb93zymyil87iv2jqxy3-nix-conformance.drv
  /nix/store/78d6yg9x983nzkncmpqn183yp1ji6hil-nix-conformance-reference.drv
building '/nix/store/8v182d5wwpnswb93zymyil87iv2jqxy3-nix-conformance.drv'
nix-conformance> structuredAttrs is enabled
building '/nix/store/78d6yg9x983nzkncmpqn183yp1ji6hil-nix-conformance-reference.drv'
nix-conformance-reference> 1404 passed, 0 failed, 0 known, 0 skipped

upload niks3: ok