these 2 derivations will be built:
  /nix/store/j4vs896slayi0w41gmd10l5f4989lh01-nix-conformance.drv
  /nix/store/y9rc6phi5qlvj4rgjxk7dijj60brzgqg-nix-conformance-reference.drv
building '/nix/store/j4vs896slayi0w41gmd10l5f4989lh01-nix-conformance.drv'
nix-conformance> structuredAttrs is enabled
building '/nix/store/y9rc6phi5qlvj4rgjxk7dijj60brzgqg-nix-conformance-reference.drv'
nix-conformance-reference> 1298 passed, 0 failed, 0 known, 0 skipped

upload niks3: ok