this derivation will be built:
  /nix/store/yy4qg4n6n22wm2nl3cbp6zy4jxdyw9gl-interpolate-conformance.drv
building '/nix/store/yy4qg4n6n22wm2nl3cbp6zy4jxdyw9gl-interpolate-conformance.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/yy4qg4n6n22wm2nl3cbp6zy4jxdyw9gl-interpolate-conformance.drv'
interpolate-conformance> 9 cases: Nix interpolate == Python interpolate == expected

post-build step Upload to niks3: ok
time=2026-09-01T10:31:16.688Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-09-01T10:31:17.245Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T10:31:17.593Z level=INFO msg="Upload complete. (993ms)"