these 4 derivations will be built:
  /nix/store/9b8fqb9gqirbwjbpa65zk2qvld0azln8-iets-0.1.0.drv
  /nix/store/xqcbihmniyq2q7v1yhgk6gbk5bd18cr6-iets-fuzz-diff-0.0.0.drv
  /nix/store/cvlg9s9qxf8wa46s8nir0qyc8sbi4a8f-iets-conformance-adapter.drv
  /nix/store/bxzklqs620ag8i01s22sa5q94w44garc-nix-conformance-iets.drv
building '/nix/store/cvlg9s9qxf8wa46s8nir0qyc8sbi4a8f-iets-conformance-adapter.drv'
iets-conformance-adapter> structuredAttrs is enabled
building '/nix/store/bxzklqs620ag8i01s22sa5q94w44garc-nix-conformance-iets.drv'
nix-conformance-iets> SKIP lang/eval-okay-closure.nix
nix-conformance-iets> SKIP lang/eval-okay-functionargs.nix
nix-conformance-iets> SKIP lang/eval-okay-xml.nix
nix-conformance-iets> 937 passed, 0 failed, 7 known, 3 skipped

upload niks3: ok