these 2 derivations will be built:
  /nix/store/77sv5f9w5433jvjnji6k2zfd1b6rj0pj-nix-conformance.drv
  /nix/store/6xckyqcg8fzhg4r0vxndn5pc4ahfrmfx-nix-conformance-reference.drv
building '/nix/store/77sv5f9w5433jvjnji6k2zfd1b6rj0pj-nix-conformance.drv'
nix-conformance> structuredAttrs is enabled
building '/nix/store/6xckyqcg8fzhg4r0vxndn5pc4ahfrmfx-nix-conformance-reference.drv'
nix-conformance-reference> 1257 passed, 0 failed, 0 known, 0 skipped

upload niks3: ok