these 4 derivations will be built:
  /nix/store/77z1basdihnq4ykpgj9farh2q4ymzlid-iets-0.1.0.drv
  /nix/store/l4z75rh1pqp2dciqia0wa6gr9q6bifg8-iets-fuzz-diff-0.0.0.drv
  /nix/store/fg8zrws8zlfvy1wrm2sd0g0kfsxk6m8c-iets-conformance-adapter.drv
  /nix/store/nkp9kyq436g942w0hzdgbxkcpiy26i7y-nix-conformance-iets.drv
building '/nix/store/fg8zrws8zlfvy1wrm2sd0g0kfsxk6m8c-iets-conformance-adapter.drv'
iets-conformance-adapter> structuredAttrs is enabled
building '/nix/store/nkp9kyq436g942w0hzdgbxkcpiy26i7y-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> 1384 passed, 0 failed, 17 known, 3 skipped

upload niks3: ok